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CVE-2021-31998
inn: %post calls user owned file allowing local privilege escalation to root
Medium6.8EPSS 0.32%
- Published
- Updated
- Reserved
- Assigned by
- suse
Description
A Incorrect Default Permissions vulnerability in the packaging of inn of SUSE Linux Enterprise Server 11-SP3; openSUSE Backports SLE-15-SP2, openSUSE Leap 15.2 allows local attackers to escalate their privileges from the news user to root. This issue affects: SUSE Linux Enterprise Server 11-SP3 inn version inn-2.4.2-170.21.3.1 and prior versions. openSUSE Backports SLE-15-SP2 inn versions prior to 2.6.2. openSUSE Leap 15.2 inn versions prior to 2.6.2.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| suseCNA (assigner) | 3.1 | Medium6.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.32% · top 75% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
SUSE · SUSE Linux Enterprise Server 11-SP3
- affected inn – ≤ inn-2.4.2-170.21.3.1
openSUSE · openSUSE Backports SLE-15-SP2
- affected inn – < 2.6.2
- affected inn – < 2.6.2
References (1)
- https://bugzilla.suse.com/show_bug.cgi?id=1182321 (opens in a new tab)x_refsource_CONFIRMx_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)
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[](https://trackcve.app/cve/CVE-2021-31998)Record last updated .