Filtered by vendor Openbsd
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Total
334 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
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| CVE-2003-0682 | 1 Openbsd | 1 Openssh | 2025-04-03 | 7.5 HIGH | N/A |
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"Memory bugs" in OpenSSH 3.7.1 and earlier, with unknown impact, a different set of vulnerabilities than CVE-2003-0693 and CVE-2003-0695.
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| CVE-2001-0554 | 9 Debian, Freebsd, Ibm and 6 more | 11 Debian Linux, Freebsd, Aix and 8 more | 2025-04-03 | 10.0 HIGH | N/A |
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Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows remote attackers to execute arbitrary commands via a set of options including AYT (Are You There), which is not properly handled by the telrcv function.
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| CVE-2001-1559 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 2.1 LOW | 5.5 MEDIUM |
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The uipc system calls (uipc_syscalls.c) in OpenBSD 2.9 and 3.0 provide user mode return instead of versus rval kernel mode values to the fdrelease function, which allows local users to cause a denial of service and trigger a null dereference.
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| CVE-2002-0381 | 3 Freebsd, Netbsd, Openbsd | 3 Freebsd, Netbsd, Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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The TCP implementation in various BSD operating systems (tcp_input.c) does not properly block connections to broadcast addresses, which could allow remote attackers to bypass intended filters via packets with a unicast link layer address and an IP broadcast address.
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| CVE-2005-0740 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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The TCP stack (tcp_input.c) in OpenBSD 3.5 and 3.6 allows remote attackers to cause a denial of service (system panic) via crafted values in the TCP timestamp option, which causes invalid arguments to be used when calculating the retransmit timeout.
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| CVE-2004-1653 | 1 Openbsd | 1 Openssh | 2025-04-03 | 6.4 MEDIUM | N/A |
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The default configuration for OpenSSH enables AllowTcpForwarding, which could allow remote authenticated users to perform a port bounce, when configured with an anonymous access program such as AnonCVS.
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| CVE-2004-0257 | 2 Netbsd, Openbsd | 2 Netbsd, Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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OpenBSD 3.4 and NetBSD 1.6 and 1.6.1 allow remote attackers to cause a denial of service (crash) by sending an IPv6 packet with a small MTU to a listening port and then issuing a TCP connect to that port.
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| CVE-2004-0418 | 5 Cvs, Gentoo, Openbsd and 2 more | 5 Cvs, Linux, Openbsd and 2 more | 2025-04-03 | 10.0 HIGH | N/A |
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serve_notify in CVS 1.12.x through 1.12.8, and 1.11.x through 1.11.16, does not properly handle empty data lines, which may allow remote attackers to perform an "out-of-bounds" write for a single byte to execute arbitrary code or modify critical program data.
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| CVE-2004-0492 | 5 Apache, Hp, Ibm and 2 more | 7 Http Server, Virtualvault, Vvos and 4 more | 2025-04-03 | 10.0 HIGH | N/A |
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Heap-based buffer overflow in proxy_util.c for mod_proxy in Apache 1.3.25 to 1.3.31 allows remote attackers to cause a denial of service (process crash) and possibly execute arbitrary code via a negative Content-Length HTTP header field, which causes a large amount of data to be copied.
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| CVE-2001-1382 | 1 Openbsd | 1 Openssh | 2025-04-03 | 5.0 MEDIUM | N/A |
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The "echo simulation" traffic analysis countermeasure in OpenSSH before 2.9.9p2 sends an additional echo packet after the password and carriage return is entered, which could allow remote attackers to determine that the countermeasure is being used.
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| CVE-2002-0391 | 4 Freebsd, Microsoft, Openbsd and 1 more | 7 Freebsd, Windows 2000, Windows Nt and 4 more | 2025-04-03 | 10.0 HIGH | 9.8 CRITICAL |
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Integer overflow in xdr_array function in RPC servers for operating systems that use libc, glibc, or other code based on SunRPC including dietlibc, allows remote attackers to execute arbitrary code by passing a large number of arguments to xdr_array through RPC services such as rpc.cmsd and dmispd.
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| CVE-2004-0221 | 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 (crash) via an ISAKMP packet with a delete payload containing a large number of SPIs, which triggers an out-of-bounds read error, as demonstrated by the Striker ISAKMP Protocol Test Suite.
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| CVE-2001-1047 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 1.2 LOW | N/A |
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Race condition in OpenBSD VFS allows local users to cause a denial of service (kernel panic) by (1) creating a pipe in one thread and causing another thread to set one of the file descriptors to NULL via a close, or (2) calling dup2 on a file descriptor in one process, then setting the descriptor to NULL via a close in another process that is created via rfork.
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| CVE-2004-0084 | 2 Openbsd, Xfree86 Project | 2 Openbsd, X11r6 | 2025-04-03 | 10.0 HIGH | N/A |
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Buffer overflow in the ReadFontAlias function in XFree86 4.1.0 to 4.3.0, when using the CopyISOLatin1Lowered function, allows local or remote authenticated users to execute arbitrary code via a malformed entry in the font alias (font.alias) file, a different vulnerability than CVE-2004-0083 and CVE-2004-0106.
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| CVE-2003-0804 | 3 Apple, Freebsd, Openbsd | 4 Mac Os X, Mac Os X Server, Freebsd and 1 more | 2025-04-03 | 5.0 MEDIUM | N/A |
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The arplookup function in FreeBSD 5.1 and earlier, Mac OS X before 10.2.8, and possibly other BSD-based systems, allows remote attackers on a local subnet to cause a denial of service (resource starvation and panic) via a flood of spoofed ARP requests.
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| CVE-2004-0106 | 2 Openbsd, Xfree86 Project | 2 Openbsd, X11r6 | 2025-04-03 | 7.2 HIGH | N/A |
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Multiple unknown vulnerabilities in XFree86 4.1.0 to 4.3.0, related to improper handling of font files, a different set of vulnerabilities than CVE-2004-0083 and CVE-2004-0084.
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| CVE-2002-1221 | 3 Freebsd, Isc, Openbsd | 3 Freebsd, Bind, Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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BIND 8.x through 8.3.3 allows remote attackers to cause a denial of service (crash) via SIG RR elements with invalid expiry times, which are removed from the internal BIND database and later cause a null dereference.
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| CVE-2003-0190 | 3 Openbsd, Openpkg, Siemens | 6 Openssh, Openpkg, Scalance X204rna and 3 more | 2025-04-03 | 5.0 MEDIUM | N/A |
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OpenSSH-portable (OpenSSH) 3.6.1p1 and earlier with PAM support enabled immediately sends an error message when a user does not exist, which allows remote attackers to determine valid usernames via a timing attack.
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| CVE-2004-0219 | 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 (crash) via an ISAKMP packet with a malformed IPSEC SA payload, as demonstrated by the Striker ISAKMP Protocol Test Suite.
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| CVE-2004-0417 | 5 Cvs, Gentoo, Openbsd and 2 more | 5 Cvs, Linux, Openbsd and 2 more | 2025-04-03 | 5.0 MEDIUM | N/A |
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Integer overflow in the "Max-dotdot" CVS protocol command (serve_max_dotdot) for CVS 1.12.x through 1.12.8, and 1.11.x through 1.11.16, may allow remote attackers to cause a server crash, which could cause temporary data to remain undeleted and consume disk space.
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| CVE-2002-0640 | 1 Openbsd | 1 Openssh | 2025-04-03 | 10.0 HIGH | N/A |
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Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).
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| CVE-2001-0284 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 10.0 HIGH | N/A |
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Buffer overflow in IPSEC authentication mechanism for OpenBSD 2.8 and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary commands via a malformed Authentication header (AH) IPv4 option.
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| CVE-2002-0766 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.2 HIGH | N/A |
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OpenBSD 2.9 through 3.1 allows local users to cause a denial of service (resource exhaustion) and gain root privileges by filling the kernel's file descriptor table and closing file descriptors 0, 1, or 2 before executing a privileged process, which is not properly handled when OpenBSD fails to open an alternate descriptor.
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| CVE-2003-0144 | 4 Bsd, Freebsd, Lprold and 1 more | 4 Lpr, Freebsd, Lprold and 1 more | 2025-04-03 | 7.2 HIGH | N/A |
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Buffer overflow in the lprm command in the lprold lpr package on SuSE 7.1 through 7.3, OpenBSD 3.2 and earlier, and possibly other operating systems, allows local users to gain root privileges via long command line arguments such as (1) request ID or (2) user name.
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| CVE-2006-4436 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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isakmpd in OpenBSD 3.8, 3.9, and possibly earlier versions, creates Security Associations (SA) with a replay window of size 0 when isakmpd acts as a responder during SA negotiation, which allows remote attackers to replay IPSec packets and bypass the replay protection.
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| CVE-1999-0396 | 2 Netbsd, Openbsd | 2 Netbsd, Openbsd | 2025-04-03 | 2.6 LOW | N/A |
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A race condition between the select() and accept() calls in NetBSD TCP servers allows remote attackers to cause a denial of service.
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| CVE-1999-0481 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 5.0 MEDIUM | N/A |
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Denial of service in "poll" in OpenBSD.
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| CVE-2000-0525 | 1 Openbsd | 1 Openssh | 2025-04-03 | 10.0 HIGH | N/A |
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OpenSSH does not properly drop privileges when the UseLogin option is enabled, which allows local users to execute arbitrary commands by providing the command to the ssh daemon.
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| CVE-1999-0303 | 4 Digital, Netbsd, Openbsd and 1 more | 5 Osf 1, Netbsd, Openbsd and 2 more | 2025-04-03 | 4.6 MEDIUM | N/A |
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Buffer overflow in BNU UUCP daemon (uucpd) through long hostnames.
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| CVE-2001-1507 | 1 Openbsd | 1 Openssh | 2025-04-03 | 7.5 HIGH | N/A |
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OpenSSH before 3.0.1 with Kerberos V enabled does not properly authenticate users, which could allow remote attackers to login unchallenged.
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| CVE-1999-0798 | 5 Bsdi, Freebsd, Openbsd and 2 more | 7 Bsd Os, Freebsd, Openbsd and 4 more | 2025-04-03 | 10.0 HIGH | N/A |
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Buffer overflow in bootpd on OpenBSD, FreeBSD, and Linux systems via a malformed header type.
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| CVE-2003-1366 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 3.3 LOW | N/A |
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chpass in OpenBSD 2.0 through 3.2 allows local users to read portions of arbitrary files via a hard link attack on a temporary file used to store user database information.
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| CVE-2002-2180 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 6.8 MEDIUM | N/A |
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The setitimer(2) system call in OpenBSD 2.0 through 3.1 does not properly check certain arguments, which allows local users to write to kernel memory and possibly gain root privileges, possibly via an integer signedness error.
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| CVE-2002-2222 | 2 Freebsd, Openbsd | 2 Ports Collection, Openbsd | 2025-04-03 | 5.1 MEDIUM | N/A |
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isakmpd/message.c in isakmpd in FreeBSD before isakmpd-20020403_1, and in OpenBSD 3.1, allows remote attackers to cause a denial of service (crash) by sending Internet Key Exchange (IKE) payloads out of sequence.
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| CVE-1999-0323 | 4 Bsdi, Freebsd, Netbsd and 1 more | 4 Bsd Os, Freebsd, Netbsd and 1 more | 2025-04-03 | 10.0 HIGH | N/A |
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FreeBSD mmap function allows users to modify append-only or immutable files.
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| CVE-1999-0062 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.2 HIGH | N/A |
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The chpass command in OpenBSD allows a local user to gain root access through file descriptor leakage.
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| CVE-2003-0955 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 4.6 MEDIUM | N/A |
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OpenBSD kernel 3.3 and 3.4 allows local users to cause a denial of service (kernel panic) and possibly execute arbitrary code in 3.4 via a program with an invalid header that is not properly handled by (1) ibcs2_exec.c in the iBCS2 emulation (compat_ibcs2) or (2) exec_elf.c, which leads to a stack-based buffer overflow.
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| CVE-2003-0787 | 1 Openbsd | 1 Openssh | 2025-04-03 | 7.5 HIGH | N/A |
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The PAM conversation function in OpenSSH 3.7.1 and 3.7.1p1 interprets an array of structures as an array of pointers, which allows attackers to modify the stack and possibly gain privileges.
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| CVE-2002-0414 | 3 Freebsd, Netbsd, Openbsd | 3 Freebsd, Netbsd, Openbsd | 2025-04-03 | 7.5 HIGH | N/A |
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KAME-derived implementations of IPsec on NetBSD 1.5.2, FreeBSD 4.5, and other operating systems, does not properly consult the Security Policy Database (SPD), which could cause a Security Gateway (SG) that does not use Encapsulating Security Payload (ESP) to forward forged IPv4 packets.
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| CVE-2004-2163 | 1 Openbsd | 1 Openbsd | 2025-04-03 | 7.5 HIGH | N/A |
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login_radius on OpenBSD 3.2, 3.5, and possibly other versions does not verify the shared secret in a response packet from a RADIUS server, which allows remote attackers to bypass authentication by spoofing server replies.
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