Medium severity · published Apr 8, 2021
CVE-2021-3482
A flaw was found in Exiv2 in versions before and including 0.27.4-RC1
6.5
CVSS
2.3%
EPSS
No
On KEV
Description
A flaw was found in Exiv2 in versions before and including 0.27.4-RC1. Improper input validation of the rawData.size property in Jp2Image::readMetadata() in jp2image.cpp can lead to a heap-based buffer overflow via a crafted JPG image containing malicious EXIF data.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.3% · higher than 83% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
EL
Enterprise Linux · Redhat
8.0 · source: NVD
EX
Exiv2 · Exiv2
through 0.27.3; 0.27.4 · source: NVD
FE
Fedora · Fedoraproject
33; 34 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3482
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3482
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1946314
Mailing List
https://lists.debian.org/debian-lts-announce/2021/08/msg00028.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2XQT5F5IINTDYDAFGVGQZ7PMMLG7I5ZZ/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/P2A5GMJEXQ5Q76JK6F6VKK5JYCLVFGKN/
Third Party Advisory
https://www.debian.org/security/2021/dsa-4958
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