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Vulnerability Details : CVE-2021-29623

Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC image metadata. A read of uninitialized memory was found in Exiv2 versions v0.27.3 and earlier. Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. The read of uninitialized memory is triggered when Exiv2 is used to read the metadata of a crafted image file. An attacker could potentially exploit the vulnerability to leak a few bytes of stack memory, if they can trick the victim into running Exiv2 on a crafted image file. The bug is fixed in version v0.27.4.
Publish Date : 2021-05-13 Last Update Date : 2021-06-10
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 908

- Products Affected By CVE-2021-29623

# Product Type Vendor Product Version Update Edition Language
1 Application Exiv2 Exiv2 * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Exiv2 Exiv2 1

- References For CVE-2021-29623

https://github.com/Exiv2/exiv2/security/advisories/GHSA-6253-qjwm-3q4v CONFIRM
https://lists.fedoraproject.org/archives/list/[email protected]/message/M2BPQNJKTRIDINTVJ22QMMTIZEPHVKXK/
FEDORA FEDORA-2021-8253c78bd7
https://lists.fedoraproject.org/archives/list/[email protected]/message/5I3RRZUGSBIUYZ5TIHLN55PKMAWCSJ5G/
FEDORA FEDORA-2021-d1d5a0bf0f
https://lists.fedoraproject.org/archives/list/[email protected]/message/RQAKFIQHW2AS3AGSJM42ABOA6CWIJBGM/
FEDORA FEDORA-2021-bdba47348c
https://lists.fedoraproject.org/archives/list/[email protected]/message/TZ5SGWHK64TB7ADRSVBGHEPDFN5CSOO3/
FEDORA FEDORA-2021-8917c5d9d2
https://github.com/Exiv2/exiv2/pull/1627

- Metasploit Modules Related To CVE-2021-29623

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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