CVE-2021-25317
cups: ownership of /var/log/cups allows the lp user to create files as root
- Published
- Updated
- Reserved
- Assigned by
- suse
Description
A Incorrect Default Permissions vulnerability in the packaging of cups of SUSE Linux Enterprise Server 11-SP4-LTSS, SUSE Manager Server 4.0, SUSE OpenStack Cloud Crowbar 9; openSUSE Leap 15.2, Factory allows local attackers with control of the lp users to create files as root with 0644 permissions without the ability to set the content. This issue affects: SUSE Linux Enterprise Server 11-SP4-LTSS cups versions prior to 1.3.9. SUSE Manager Server 4.0 cups versions prior to 2.2.7. SUSE OpenStack Cloud Crowbar 9 cups versions prior to 1.7.5. openSUSE Leap 15.2 cups versions prior to 2.2.7. openSUSE Factory cups version 2.3.3op2-2.1 and prior versions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| suseCNA (assigner) | 3.1 | Low3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
| NVDNVD · Modified | 3.1 | Low3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.27% · top 81% of all CVEs (4 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.3.
Weakness
Affected products
SUSE · SUSE Linux Enterprise Server 11-SP4-LTSS
- affected cups – < 1.3.9
SUSE · SUSE Manager Server 4.0
- affected cups – < 2.2.7
SUSE · SUSE OpenStack Cloud Crowbar 9
- affected cups – < 1.7.5
- affected cups – < 2.2.7
- affected cups – ≤ 2.3.3op2-2.1
References (4)
- https://bugzilla.suse.com/show_bug.cgi?id=1184161 (opens in a new tab)x_transferred
- FEDORA-2021-dc578ce534 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2021-7b698513d5 (opens in a new tab)vendor-advisoryx_transferred
- FEDORA-2021-be95e017e7 (opens in a new tab)vendor-advisoryx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-25317)Record last updated .