CVE-2021-34335 — Divide By Zero in Exiv2

CWE-369 — Divide By Zero7 documents6 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 77.53%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Exiv2Debian Exiv2Fedoraproject Fedora+3 more
Timeline
PublishedAug 9
Latest updateAug 17

Description

Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A floating point exception (FPE) due to an integer divide by zero was found in Exiv2 versions v0.27.4 and earlier. The FPE is triggered when Exiv2 is used to print the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service, if they can trick the victim into running Exiv2 on a crafted image file. Note that this b…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages7 packages

▶debiandebian/exiv2< exiv2 0.27.5-1 (bookworm)
▶Debianexiv2/exiv2< 0.27.3-3+deb11u2+3
▶Ubuntuexiv2/exiv2< 0.25-3.1ubuntu0.18.04.11+2
▶NVDexiv2/exiv20.27.4

Also affects: Fedora 33, 34

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
OSV
exiv2 vulnerabilities↗2021-08-17
▶
OSV
CVE-2021-34335: Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files↗2021-08-09
▶

📋Vendor Advisories

4
Ubuntu
Exiv2 vulnerabilities↗2021-08-17
▶
Microsoft
Denial of service due to FPE in Exiv2::Internal::resolveLens0xffff↗2021-08-10
▶
Red Hat
exiv2: DoS due to FPE in Exiv2::Internal::resolveLens0xffff↗2021-08-08
▶
Debian
CVE-2021-34335: exiv2 - Exiv2 is a command-line utility and C++ library for reading, writing, deleting, ...↗2021
▶