CVE-2018-20097
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.
02 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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.28% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.6% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-12-12 00:00Z7 YR AGO
- Last updated
- 2024-08-05 11:51Z2 YR AGO
- Reserved
- 2018-12-12
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 987a853b9686d1a95e44445686461f7aaebcf2307b9dc11f11fa9717d34b8f80
05 Affected products
06 References
- lists.debian.org[debian-lts-announce] 20190226 [SECURITY] [DLA 1691-1] exiv2 security updatehttps://lists.debian.org/debian-lts-announce/2019/02/msg00038.html
- github.comhttps://github.com/Exiv2/exiv2/issues/590
- github.comhttps://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206
- lists.fedoraproject.orgFEDORA-2019-c9cbbbb5c0https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/
- access.redhat.comRHSA-2019:2101https://access.redhat.com/errata/RHSA-2019:2101
- lists.debian.org[debian-lts-announce] 20230110 [SECURITY] [DLA 3265-1] exiv2 security updatehttps://lists.debian.org/debian-lts-announce/2023/01/msg00004.html
07 Fixed in
AlmaLinux 8
- exiv2-devel Fixed in 0.27.2-5.el8
- exiv2-doc Fixed in 0.27.2-5.el8
- gegl Fixed in 0.2.0-39.el8
- gnome-color-manager Fixed in 3.28.0-3.el8
- libgexiv2 Fixed in 0.10.8-4.el8
- libgexiv2-devel Fixed in 0.10.8-4.el8
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 8
- exiv2-devel Fixed in 0.27.2-5.el8
- exiv2-doc Fixed in 0.27.2-5.el8
- gegl Fixed in 0.2.0-39.el8
- gnome-color-manager Fixed in 3.28.0-3.el8
- libgexiv2 Fixed in 0.10.8-4.el8
- libgexiv2-devel Fixed in 0.10.8-4.el8
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- exiv2 Fixed in 0.27.2-6
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- exiv2 Fixed in 0.27.2-6
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- exiv2 Fixed in 0.27.2-6
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.