6.5med
CVE-2018-20097
There is a SEGV in Exiv2::Internal::TiffParserWorker::findPrimaryGroups of tiffimage_int.cpp in Exiv2 0.27-RC3.
Also known as PYSEC-2018-118
Published 7 y ago · modified 4 mo ago · JSON
CVSS
6.5
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
2.3%
percentile 83%
Public exploits
0
none known
Summary
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.
Exploit prediction (EPSS)
2.29% probability of exploitation in the next 30 days, higher than 83% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
| OSV | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| pypi | exiv2 | all versions | no fix listed |
Classification
- Weakness
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- lists.debian.org /debian-lts-announce/2019/02/msg00038.html · mailing-list, x_transferred
- github.com /Exiv2/exiv2/issues/590 · x_transferred
- github.com /TeamSeri0us/pocs/tree/master/exiv2/20181206 · x_transferred
- lists.fedoraproject.org /archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXT · vendor-advisory, x_transferred
- access.redhat.com /errata/RHSA-2019:2101 · vendor-advisory, x_transferred
- lists.debian.org /debian-lts-announce/2023/01/msg00004.html · mailing-list, x_transferred
Sources
- CVE List: CVE-2018-20097
- NVD: CVE-2018-20097
- OSV: PYSEC-2018-118
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