Vulnerability Details CVE-2019-20421
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.024
EPSS Ranking 84.5%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 7.8
References
- https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8
- https://github.com/Exiv2/exiv2/issues/1011
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html
- https://usn.ubuntu.com/4270-1/
- https://www.debian.org/security/2021/dsa-4958
- https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8
- https://github.com/Exiv2/exiv2/issues/1011
- https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html
- https://usn.ubuntu.com/4270-1/
- https://www.debian.org/security/2021/dsa-4958
Products affected by CVE-2019-20421
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cpe:2.3:a:exiv2:exiv2:0.27.2
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cpe:2.3:o:canonical:ubuntu_linux:16.04
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cpe:2.3:o:canonical:ubuntu_linux:18.04
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cpe:2.3:o:canonical:ubuntu_linux:19.10
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cpe:2.3:o:debian:debian_linux:10.0
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cpe:2.3:o:debian:debian_linux:9.0