Vulnerability Description
An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Exiv2 | Exiv2 | 0.27.3 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- https://github.com/Exiv2/exiv2/issues/1530ExploitIssue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202312-06
- https://www.debian.org/security/2021/dsa-4958Third Party Advisory
- https://github.com/Exiv2/exiv2/issues/1530ExploitIssue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202312-06
- https://www.debian.org/security/2021/dsa-4958Third Party Advisory
FAQ
What is CVE-2021-31292?
CVE-2021-31292 is a vulnerability with a CVSS score of 7.5 (HIGH). An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.
How severe is CVE-2021-31292?
CVE-2021-31292 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-31292?
Check the references section above for vendor advisories and patch information. Affected products include: Exiv2 Exiv2, Debian Debian Linux, Fedoraproject Fedora.