Vulnerability Description
Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.5.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Exiv2 | Exiv2 | < 0.27.5 |
| Fedoraproject | Fedora | 33 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://github.com/Exiv2/exiv2/pull/1769PatchThird Party Advisory
- https://github.com/Exiv2/exiv2/security/advisories/GHSA-v5g7-46xf-h728Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00004.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://github.com/Exiv2/exiv2/pull/1769PatchThird Party Advisory
- https://github.com/Exiv2/exiv2/security/advisories/GHSA-v5g7-46xf-h728Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/01/msg00004.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
FAQ
What is CVE-2021-37620?
CVE-2021-37620 is a vulnerability with a CVSS score of 4.7 (MEDIUM). Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The ou...
How severe is CVE-2021-37620?
CVE-2021-37620 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-37620?
Check the references section above for vendor advisories and patch information. Affected products include: Exiv2 Exiv2, Fedoraproject Fedora, Debian Debian Linux.