CVE-2022-1623

Public Exploit

Description

LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:624, 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 b4e79bfa.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org Vendor Advisory debian.org
Affected: libtiff libtiff
Published at:
Updated at:

References

Link Tags
https://gitlab.com/libtiff/libtiff/-/issues/410 third party advisory exploit
https://gitlab.com/libtiff/libtiff/-/commit/b4e79bfa0c7d2d08f6f1e7ec38143fc8cb11394a third party advisory patch
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1623.json third party advisory
https://security.netapp.com/advisory/ntap-20220616-0005/ third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXAFOP6QQRNZD3HPZ6BMCEZZOM4YIZMK/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C7IWZTB4J2N4F5OR5QY4VHDSKWKZSWN3/ vendor advisory
https://security.gentoo.org/glsa/202210-10 third party advisory vendor advisory
https://www.debian.org/security/2023/dsa-5333 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-1623?
CVE-2022-1623 has been scored as a medium severity vulnerability.
How to fix CVE-2022-1623?
To fix CVE-2022-1623, 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-2022-1623 being actively exploited in the wild?
It is possible that CVE-2022-1623 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-2022-1623?
CVE-2022-1623 affects libtiff libtiff.
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