Filtered by vendor Openbsd
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Total
334 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
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| CVE-2004-0112 | 24 4d, Apple, Avaya and 21 more | 65 Webstar, Mac Os X, Mac Os X Server and 62 more | 2025-04-03 | 5.0 MEDIUM | N/A |
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The SSL/TLS handshaking code in OpenSSL 0.9.7a, 0.9.7b, and 0.9.7c, when using Kerberos ciphersuites, does not properly check the length of Kerberos tickets during a handshake, which allows remote attackers to cause a denial of service (crash) via a crafted SSL/TLS handshake that causes an out-of-bounds read.
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| CVE-2000-1010 | 2 Openbsd, Redhat | 2 Openbsd, Linux | 2025-04-03 | 10.0 HIGH | N/A |
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Format string vulnerability in talkd in OpenBSD and possibly other BSD-based OSes allows remote attackers to execute arbitrary commands via a user name that contains format characters.
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| CVE-2004-2069 | 1 Openbsd | 1 Openssh | 2025-04-03 | 5.0 MEDIUM | N/A |
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sshd.c in OpenSSH 3.6.1p2 and 3.7.1p2 and possibly other versions, when using privilege separation, does not properly signal the non-privileged process when a session has been terminated after exceeding the LoginGraceTime setting, which leaves the connection open and allows remote attackers to cause a denial of service (connection consumption).
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| CVE-2002-0557 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.5 HIGH | N/A |
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Vulnerability in OpenBSD 3.0, when using YP with netgroups in the password database, causes (1) rexec or (2) rsh to run another user's shell, or (3) atrun to change to a different user's directory, possibly due to memory allocation failures or an incorrect call to auth_approval().
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| CVE-2000-1004 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 4.6 MEDIUM | N/A |
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Format string vulnerability in OpenBSD photurisd allows local users to execute arbitrary commands via a configuration file directory name that contains formatting characters.
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| CVE-2002-1420 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.2 HIGH | N/A |
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Integer signedness error in select() on OpenBSD 3.1 and earlier allows local users to overwrite arbitrary kernel memory via a negative value for the size parameter, which satisfies the boundary check as a signed integer, but is later used as an unsigned integer during a data copying operation.
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| CVE-2003-0386 | 1 Openbsd | 1 Openssh | 2025-04-03 | 7.5 HIGH | N/A |
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OpenSSH 3.6.1 and earlier, when restricting host access by numeric IP addresses and with VerifyReverseMapping disabled, allows remote attackers to bypass "from=" and "user@host" address restrictions by connecting to a host from a system whose reverse DNS hostname contains the numeric IP address.
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| CVE-2000-0574 | 2 Openbsd, Washington University | 2 Ftpd, Wu-ftpd | 2025-04-03 | 5.0 MEDIUM | N/A |
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FTP servers such as OpenBSD ftpd, NetBSD ftpd, ProFTPd and Opieftpd do not properly cleanse untrusted format strings that are used in the setproctitle function (sometimes called by set_proc_title), which allows remote attackers to cause a denial of service or execute arbitrary commands.
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| CVE-2005-2797 | 1 Openbsd | 1 Openssh | 2025-04-03 | 5.0 MEDIUM | N/A |
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OpenSSH 4.0, and other versions before 4.2, does not properly handle dynamic port forwarding ("-D" option) when a listen address is not provided, which may cause OpenSSH to enable the GatewayPorts functionality.
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| CVE-2000-0993 | 3 Freebsd, Netbsd, Openbsd | 3 Freebsd, Netbsd, Openbsd | 2025-04-03 | 7.2 HIGH | N/A |
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Format string vulnerability in pw_error function in BSD libutil library allows local users to gain root privileges via a malformed password in commands such as chpass or passwd.
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| CVE-2004-0171 | 2 Freebsd, Openbsd | 2 Freebsd, Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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FreeBSD 5.1 and earlier, and Mac OS X before 10.3.4, allows remote attackers to cause a denial of service (resource exhaustion of memory buffers and system crash) via a large number of out-of-sequence TCP packets, which prevents the operating system from creating new connections.
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| CVE-2000-0962 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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The IPSEC implementation in OpenBSD 2.7 does not properly handle empty AH/ESP packets, which allows remote attackers to cause a denial of service.
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| CVE-2005-0960 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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Multiple vulnerabilities in the SACK functionality in (1) tcp_input.c and (2) tcp_usrreq.c OpenBSD 3.5 and 3.6 allow remote attackers to cause a denial of service (memory exhaustion or system crash).
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| CVE-2006-0225 | 1 Openbsd | 1 Openssh | 2025-04-03 | 4.6 MEDIUM | N/A |
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scp in OpenSSH 4.2p1 allows attackers to execute arbitrary commands via filenames that contain shell metacharacters or spaces, which are expanded twice.
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| CVE-2003-0078 | 3 Freebsd, Openbsd, Openssl | 3 Freebsd, Openbsd, Openssl | 2025-04-03 | 5.0 MEDIUM | N/A |
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ssl3_get_record in s3_pkt.c for OpenSSL before 0.9.7a and 0.9.6 before 0.9.6i does not perform a MAC computation if an incorrect block cipher padding is used, which causes an information leak (timing discrepancy) that may make it easier to launch cryptographic attacks that rely on distinguishing between padding and MAC verification errors, possibly leading to extraction of the original plaintext, aka the "Vaudenay timing attack."
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| CVE-2005-2798 | 1 Openbsd | 1 Openssh | 2025-04-03 | 5.0 MEDIUM | N/A |
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sshd in OpenSSH before 4.2, when GSSAPIDelegateCredentials is enabled, allows GSSAPI credentials to be delegated to clients who log in using non-GSSAPI methods, which could cause those credentials to be exposed to untrusted users or hosts.
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| CVE-2004-0222 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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Multiple memory leaks in isakmpd in OpenBSD 3.4 and earlier allow remote attackers to cause a denial of service (memory exhaustion) via certain ISAKMP packets, as demonstrated by the Striker ISAKMP Protocol Test Suite.
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| CVE-2006-4435 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 4.9 MEDIUM | N/A |
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OpenBSD 3.8, 3.9, and possibly earlier versions allows context-dependent attackers to cause a denial of service (kernel panic) by allocating more semaphores than the default.
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| CVE-1999-1010 | 1 Openbsd | 1 Openssh | 2025-04-03 | 2.1 LOW | N/A |
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An SSH 1.2.27 server allows a client to use the "none" cipher, even if it is not allowed by the server policy.
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| CVE-2002-0575 | 1 Openbsd | 1 Openssh | 2025-04-03 | 7.5 HIGH | N/A |
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Buffer overflow in OpenSSH before 2.9.9, and 3.x before 3.2.1, with Kerberos/AFS support and KerberosTgtPassing or AFSTokenPassing enabled, allows remote and local authenticated users to gain privileges.
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| CVE-2004-2338 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.5 HIGH | N/A |
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OpenBSD 3.3 and 3.4 does not properly parse Accept and Deny rules without netmasks on big-endian 64-bit platforms such as SPARC64, which may allow remote attackers to bypass access restrictions.
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| CVE-2004-0114 | 3 Freebsd, Netbsd, Openbsd | 3 Freebsd, Netbsd, Openbsd | 2025-04-03 | 4.6 MEDIUM | N/A |
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The shmat system call in the System V Shared Memory interface for FreeBSD 5.2 and earlier, NetBSD 1.3 and earlier, and OpenBSD 2.6 and earlier, does not properly decrement a shared memory segment's reference count when the vm_map_find function fails, which could allow local users to gain read or write access to a portion of kernel memory and gain privileges.
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| CVE-2000-0996 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.2 HIGH | N/A |
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Format string vulnerability in OpenBSD su program (and possibly other BSD-based operating systems) allows local attackers to gain root privileges via a malformed shell.
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| CVE-2000-0997 | 2 Netbsd, Openbsd | 2 Netbsd, Openbsd | 2025-04-03 | 7.2 HIGH | N/A |
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Format string vulnerabilities in eeprom program in OpenBSD, NetBSD, and possibly other operating systems allows local attackers to gain root privileges.
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| CVE-2001-1029 | 2 Freebsd, Openbsd | 2 Freebsd, Openssh | 2025-04-03 | 2.1 LOW | N/A |
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libutil in OpenSSH on FreeBSD 4.4 and earlier does not drop privileges before verifying the capabilities for reading the copyright and welcome files, which allows local users to bypass the capabilities checks and read arbitrary files by specifying alternate copyright or welcome files.
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| CVE-2000-0992 | 2 Openbsd, Ssh | 2 Openssh, Ssh | 2025-04-03 | 5.0 MEDIUM | N/A |
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Directory traversal vulnerability in scp in sshd 1.2.xx allows a remote malicious scp server to overwrite arbitrary files via a .. (dot dot) attack.
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| CVE-1999-0703 | 3 Bsdi, Freebsd, Openbsd | 3 Bsd Os, Freebsd, Openbsd | 2025-04-03 | 3.6 LOW | N/A |
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OpenBSD, BSDI, and other Unix operating systems allow users to set chflags and fchflags on character and block devices.
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| CVE-2004-0218 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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isakmpd in OpenBSD 3.4 and earlier allows remote attackers to cause a denial of service (infinite loop) via an ISAKMP packet with a zero-length payload, as demonstrated by the Striker ISAKMP Protocol Test Suite.
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| CVE-2001-1244 | 7 Freebsd, Hp, Linux and 4 more | 9 Freebsd, Hp-ux, Vvos and 6 more | 2025-04-03 | 5.0 MEDIUM | N/A |
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Multiple TCP implementations could allow remote attackers to cause a denial of service (bandwidth and CPU exhaustion) by setting the maximum segment size (MSS) to a very small number and requesting large amounts of data, which generates more packets with less TCP-level data that amplify network traffic and consume more server CPU to process.
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| CVE-2002-0083 | 9 Conectiva, Engardelinux, Immunix and 6 more | 11 Linux, Secure Linux, Immunix and 8 more | 2025-04-03 | 10.0 HIGH | 9.8 CRITICAL |
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Off-by-one error in the channel code of OpenSSH 2.0 through 3.0.2 allows local users or remote malicious servers to gain privileges.
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| CVE-1999-0305 | 3 Bsdi, Freebsd, Openbsd | 3 Bsd Os, Freebsd, Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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The system configuration control (sysctl) facility in BSD based operating systems OpenBSD 2.2 and earlier, and FreeBSD 2.2.5 and earlier, does not properly restrict source routed packets even when the (1) dosourceroute or (2) forwarding variables are set, which allows remote attackers to spoof TCP connections.
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| CVE-2000-0489 | 3 Freebsd, Netbsd, Openbsd | 3 Freebsd, Netbsd, Openbsd | 2025-04-03 | 2.1 LOW | N/A |
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FreeBSD, NetBSD, and OpenBSD allow an attacker to cause a denial of service by creating a large number of socket pairs using the socketpair function, setting a large buffer size via setsockopt, then writing large buffers.
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| CVE-2001-0872 | 3 Openbsd, Redhat, Suse | 3 Openssh, Linux, Suse Linux | 2025-04-03 | 7.2 HIGH | N/A |
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OpenSSH 3.0.1 and earlier with UseLogin enabled does not properly cleanse critical environment variables such as LD_PRELOAD, which allows local users to gain root privileges.
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| CVE-2003-0786 | 1 Openbsd | 1 Openssh | 2025-04-03 | 10.0 HIGH | N/A |
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The SSH1 PAM challenge response authentication in OpenSSH 3.7.1 and 3.7.1p1, when Privilege Separation is disabled, does not check the result of the authentication attempt, which can allow remote attackers to gain privileges.
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| CVE-2001-0402 | 3 Darren Reed, Freebsd, Openbsd | 3 Ipfilter, Freebsd, Openbsd | 2025-04-03 | 7.5 HIGH | N/A |
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IPFilter 3.4.16 and earlier does not include sufficient session information in its cache, which allows remote attackers to bypass access restrictions by sending fragmented packets to a restricted port after sending unfragmented packets to an unrestricted port.
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| CVE-2001-1459 | 1 Openbsd | 1 Openssh | 2025-04-03 | 7.5 HIGH | N/A |
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OpenSSH 2.9 and earlier does not initiate a Pluggable Authentication Module (PAM) session if commands are executed with no pty, which allows local users to bypass resource limits (rlimits) set in pam.d.
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| CVE-2000-0313 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 4.6 MEDIUM | N/A |
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Vulnerability in OpenBSD 2.6 allows a local user to change interface media configurations.
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| CVE-2006-0098 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 4.6 MEDIUM | N/A |
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The dupfdopen function in sys/kern/kern_descrip.c in OpenBSD 3.7 and 3.8 allows local users to re-open arbitrary files by using setuid programs to access file descriptors using /dev/fd/.
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| CVE-2001-0572 | 2 Openbsd, Ssh | 2 Openssh, Ssh | 2025-04-03 | 7.5 HIGH | N/A |
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The SSH protocols 1 and 2 (aka SSH-2) as implemented in OpenSSH and other packages have various weaknesses which can allow a remote attacker to obtain the following information via sniffing: (1) password lengths or ranges of lengths, which simplifies brute force password guessing, (2) whether RSA or DSA authentication is being used, (3) the number of authorized_keys in RSA authentication, or (4) the lengths of shell commands.
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| CVE-2000-0995 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.2 HIGH | N/A |
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Format string vulnerability in OpenBSD yp_passwd program (and possibly other BSD-based operating systems) allows attackers to gain root privileges a malformed name.
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