7.8

CVE-2019-20421

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Exiv2 ≫ Exiv2 Version0.27.2
Canonical ≫ Ubuntu Linux Version16.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version18.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version19.10
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.3% 0.899
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov 7.8 10 6.9
AV:N/AC:L/Au:N/C:N/I:N/A:C
CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

https://github.com/Exiv2/exiv2/commit/a82098f4f90cd86297131b5663c3dec6a34470e8
Patch
Third Party Advisory
https://github.com/Exiv2/exiv2/issues/1011
Patch
Third Party Advisory
Exploit
https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html
Third Party Advisory
Mailing List
https://usn.ubuntu.com/4270-1/
Third Party Advisory
https://www.debian.org/security/2021/dsa-4958
Third Party Advisory