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CVE-2022-3515
A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser. The vulnerability can be exploited…
Critical9.8EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser. The vulnerability can be exploited remotely for code execution on the target system by passing specially crafted data to the application, for example, a malicious S/MIME attachment.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
libksba
- affected Fixed in libksba v1.6.2
References (5)
- https://bugzilla.redhat.com/show_bug.cgi?id=2135610 (opens in a new tab)x_transferred
- https://www.gnupg.org/blog/20221017-pepe-left-the-ksba.html (opens in a new tab)x_transferred
- https://dev.gnupg.org/rK4b7d9cd4a018898d7714ce06f3faf2626c14582b (opens in a new tab)x_transferred
- https://access.redhat.com/security/cve/CVE-2022-3515 (opens in a new tab)x_transferred
- https://security.netapp.com/advisory/ntap-20230706-0008/ (opens in a new tab)x_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-2022-3515)Record last updated .