Vulnerability Description
There is a SEGV in Exiv2::Internal::TiffParserWorker::findPrimaryGroups of tiffimage_int.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Exiv2 | Exiv2 | 0.27 |
| Debian | Debian Linux | 8.0 |
| Fedoraproject | Fedora | 30 |
| Redhat | Enterprise Linux Dekstop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2019:2101Third Party Advisory
- https://github.com/Exiv2/exiv2/issues/590ExploitIssue TrackingPatch
- https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00038.htmlMailing ListThird 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://access.redhat.com/errata/RHSA-2019:2101Third Party Advisory
- https://github.com/Exiv2/exiv2/issues/590ExploitIssue TrackingPatch
- https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00038.htmlMailing ListThird 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
FAQ
What is CVE-2018-20097?
CVE-2018-20097 is a vulnerability with a CVSS score of 6.5 (MEDIUM). There is a SEGV in Exiv2::Internal::TiffParserWorker::findPrimaryGroups of tiffimage_int.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
How severe is CVE-2018-20097?
CVE-2018-20097 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-20097?
Check the references section above for vendor advisories and patch information. Affected products include: Exiv2 Exiv2, Debian Debian Linux, Fedoraproject Fedora, Redhat Enterprise Linux Dekstop, Redhat Enterprise Linux Server.