Out-of-bounds read in XmpTextValue::read()
CVE-2021-37620

4.7MEDIUM

Key Information:

Vendor

Exiv2

Status
Exiv2
Vendor
CVE Published:
9 August 2021

What is CVE-2021-37620?

Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. An out-of-bounds read was found in Exiv2 versions v0.27.4 and earlier. The out-of-bounds read is triggered when Exiv2 is used to read 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. The bug is fixed in version v0.27.5.

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Affected Version(s)

exiv2 <= 0.27.4

References

https://github.com/Exiv2/exiv2/security/advisories/GHSA-v...
https://github.com/Exiv2/exiv2/pull/1769
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory

CVSS V3.1

Score:
4.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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