Vulnerability · Published Jan 5, 2024 · Assigned by canonical
CVE-2023-7207
Medium 4.9
In plain English
A medium-severity path traversal in Debian cpio from Debian. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.9Medium
Exploit odds (30 days)0.9%top 39.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Debian's cpio contains a path traversal vulnerability. This issue was introduced by reverting CVE-2015-1197 patches which had caused a regression in --no-absolute-filenames. Upstream has since provided a proper fix to --no-absolute-filenames.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | cpio | no fix listed | DEBIAN-CVE-2023-7207 |
| Debian:13 | cpio | 2.14+dfsg-1 | DEBIAN-CVE-2023-7207 |
| Debian:14 | cpio | 2.14+dfsg-1 | DEBIAN-CVE-2023-7207 |
| Ubuntu:22.04:LTS | cpio | 2.13+dfsg-7ubuntu0.1 | USN-6755-1 |
| Ubuntu:22.04:LTS | cpio | 2.13+dfsg-7ubuntu0.1 | UBUNTU-CVE-2023-7207 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian cpio | 0 – before 2.14+dfsg-1 |
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
References
- https://git.savannah.gnu.org/cgit/cpio.git/commit/?id=376d663340a9dc91c91a5849e5713f07571c1628 patch
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1059163 issue-tracking
- https://www.openwall.com/lists/oss-security/2023/12/21/8 mailing-list
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-7207 issue-tracking
- http://www.openwall.com/lists/oss-security/2024/01/05/1