VulnerabilityModified
CVE-2019-20421
Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.
HIGH 7.5EPSS 4.30%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 4.30% probability · 91th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- exiv2/exiv2 · canonical/ubuntu linux · debian/debian linux
- Source
- cve@mitre.org
References
- https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8Patch, Third Party Advisory
- https://github.com/Exiv2/exiv2/issues/1011Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4270-1/Third Party Advisory
- https://www.debian.org/security/2021/dsa-4958Third Party Advisory
- https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8Patch, Third Party Advisory
- https://github.com/Exiv2/exiv2/issues/1011Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4270-1/Third Party Advisory
- https://www.debian.org/security/2021/dsa-4958Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.