2.5
CVSSv3

CVE-2021-29473

Published: 26/04/2021 Updated: 16/02/2024
CVSS v2 Base Score: 2.6 | Impact Score: 2.9 | Exploitability Score: 4.9
CVSS v3 Base Score: 2.5 | Impact Score: 1.4 | Exploitability Score: 1
VMScore: 231
Vector: AV:N/AC:H/Au:N/C:N/I:N/A:P

Vulnerability Summary

Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC image metadata. An out-of-bounds read was found in Exiv2 versions v0.27.3 and previous versions. Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. The out-of-bounds read is triggered when Exiv2 is used to write metadata into a crafted image file. An attacker could potentially exploit the vulnerability to cause a denial of service by crashing Exiv2, if they can trick the victim into running Exiv2 on a crafted image file. Note that this bug is only triggered when writing the metadata, which is a less frequently used Exiv2 operation than reading the metadata. For example, to trigger the bug in the Exiv2 command-line application, you need to add an extra command-line argument such as `insert`. The bug is fixed in version v0.27.4. Please see our security policy for information about Exiv2 security.

Vulnerability Trend

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exiv2 exiv2

fedoraproject fedora 33

fedoraproject fedora 34

debian debian linux 9.0

debian debian linux 10.0

Vendor Advisories

Debian Bug report logs - #987736 exiv2: CVE-2021-29473 Package: src:exiv2; Maintainer for src:exiv2 is Debian KDE Extras Team <pkg-kde-extras@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Wed, 28 Apr 2021 19:21:03 UTC Severity: important Tags: security, upstream Found in versi ...
Several vulnerabilities have been discovered in Exiv2, a C++ library and a command line utility to manage image metadata which could result in denial of service or the execution of arbitrary code if a malformed file is parsed For the stable distribution (buster), these problems have been fixed in version 025-4+deb10u2 We recommend that you upgra ...
Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC image metadata An out-of-bounds read was found in Exiv2 versions v0273 and earlier Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files The out-of-bounds read is trigge ...
An out-of-bounds read was found in Exiv2 versions v0273 and earlier An attacker could potentially exploit the vulnerability to cause a denial of service by crashing Exiv2, if they can trick the victim into running Exiv2 on a crafted image file Note that this bug is only triggered when writing the metadata, which is a less frequently used Exiv2 ...