Out-of-Bounds Read Vulnerability in LibTIFF 4.4.0 Affects Denial of Service
CVE-2022-4645

5.5MEDIUM

Key Information:

Vendor

Libtiff

Status
Libtiff
Vendor
CVE Published:
3 March 2023

What is CVE-2022-4645?

LibTIFF version 4.4.0 is vulnerable to an out-of-bounds read error located in the 'tiffcp' tool, specifically in the source file tools/tiffcp.c at line 948. This vulnerability allows attackers to execute a denial-of-service attack by providing a specially crafted TIFF file, which can disrupt service and render applications utilizing LibTIFF unresponsive. Users who compile LibTIFF from source code can apply the necessary fix by incorporating commit e8131125.

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Affected Version(s)

libtiff <=4.4.0

References

https://gitlab.com/libtiff/libtiff/-/issues/277
https://gitlab.com/libtiff/libtiff/-/commit/e813112545942...
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE...

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

wangdw.augustus@gmail.com
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