CVE-2022-1623
MEDIUMCVSS 5.5/10EPSS 1.21%
Last modified
CVE-2022-1623 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. 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.. EPSS estimates a 1.21% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Libtiff | Libtiff | 4.3.0 |
| Fedoraproject | Fedora | 35 |
| Fedoraproject | Fedora | 36 |
| Netapp | Ontap Select Deploy Administration Utility | All versions |
| Debian | Debian Linux | 11.0 |
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1623.jsonThird Party Advisory
- https://gitlab.com/libtiff/libtiff/-/commit/b4e79bfa0c7d2d08f6f1e7ec38143fc8cb11394aPatch, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/-/issues/410Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/202210-10Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220616-0005/Third Party Advisory
- https://www.debian.org/security/2023/dsa-5333Third Party Advisory
- https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1623.jsonThird Party Advisory
- https://gitlab.com/libtiff/libtiff/-/commit/b4e79bfa0c7d2d08f6f1e7ec38143fc8cb11394aPatch, Third Party Advisory
- https://gitlab.com/libtiff/libtiff/-/issues/410Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/202210-10Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220616-0005/Third Party Advisory
- https://www.debian.org/security/2023/dsa-5333Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-1623?
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.
How severe is CVE-2022-1623?
CVE-2022-1623 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 1.21% probability of exploitation in the next 30 days.
How do I fix CVE-2022-1623?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-1623?
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