VulnerabilityModified

CVE-2018-20097

A crafted input will lead to a remote denial of service attack.

MEDIUM 6.5EPSS 2.29%

Does this matter?

Lower severity and a low EPSS score (2.29%). Track it; it rarely justifies an emergency change on its own.

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 3.1: 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS: 2.29% probability · 82th percentile
CISA KEV: Not listed
Weakness: CWE-119
Affected: exiv2/exiv2 · debian/debian linux · fedoraproject/fedora · redhat/enterprise linux dekstop · redhat/enterprise linux server · redhat/enterprise linux workstation
Source: cve@mitre.org

References

https://access.redhat.com/errata/RHSA-2019:2101Third Party Advisory
https://github.com/Exiv2/exiv2/issues/590Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206Exploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00038.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/
https://access.redhat.com/errata/RHSA-2019:2101Third Party Advisory
https://github.com/Exiv2/exiv2/issues/590Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206Exploit, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00038.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/01/msg00004.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.