A
privilege escalation vulnerability existed in the Below service prior to v0.9.0 due to the creation of a world-writable directory at /var/log/below. This could have allowed local unprivileged users to escalate to root privileges through symlink attacks that manipulate files such as /etc/shadow.
References
| Link | Resource |
|---|---|
| https://github.com/facebookincubator/below/commit/da9382e6e3e332fd2c3195e22f34977f83f0f1f3 | Patch |
| https://www.facebook.com/security/advisories/cve-2025-27591 | Patch Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2025/03/12/1 | Exploit Mailing List |
Configurations
History
03 Jul 2025, 14:40
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Facebook
Facebook below |
|
| CWE | CWE-732 | |
| CPE | cpe:2.3:a:facebook:below:*:*:*:*:*:rust:*:* | |
| References | () https://github.com/facebookincubator/below/commit/da9382e6e3e332fd2c3195e22f34977f83f0f1f3 - Patch | |
| References | () https://www.facebook.com/security/advisories/cve-2025-27591 - Patch, Vendor Advisory | |
| References | () http://www.openwall.com/lists/oss-security/2025/03/12/1 - Exploit, Mailing List |
21 Mar 2025, 21:15
| Type | Values Removed | Values Added |
|---|---|---|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 6.8 |
12 Mar 2025, 14:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-03-11 19:15
Updated : 2025-07-03 14:40
NVD link : CVE-2025-27591
Mitre link : CVE-2025-27591
CVE.ORG link : CVE-2025-27591
JSON object : View
CWE
CWE-732
Incorrect Permission Assignment for Critical Resource