CVE-2022-4645

Public Exploit

Description

LibTIFF 4.4.0 has an out-of-bounds read in tiffcp in tools/tiffcp.c:948, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit e8131125.

Category

6.8
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gitlab.com
Affected: libtiff libtiff
Published at:
Updated at:

References

Link Tags
https://gitlab.com/libtiff/libtiff/-/issues/277 issue tracking exploit vendor advisory
https://gitlab.com/libtiff/libtiff/-/commit/e813112545942107551433d61afd16ac094ff246 patch
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4645.json third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BA6GRCAQ7NR2OK5N44UQRGUJBIYKWJJH/ third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZTFA6GGOKFPIQNHDBMXYUR4XUXUJESE/ third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OLM763GGZVVOAXIQXG6YGTYJ5VFYNECQ/ third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20230331-0001/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-4645?
CVE-2022-4645 has been scored as a medium severity vulnerability.
How to fix CVE-2022-4645?
To fix CVE-2022-4645, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-4645 being actively exploited in the wild?
It is possible that CVE-2022-4645 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-4645?
CVE-2022-4645 affects libtiff libtiff.
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