CVE-2023-2908

low-risk
Published 2023-06-30

A null pointer dereference issue was found in Libtiff's tif_dir.c file. This issue may allow an attacker to pass a crafted TIFF image file to the tiffcp utility which triggers a runtime error that causes undefined behavior. This will result in an application crash, eventually leading to a denial of service.

Do I need to act?

-
0.01% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Libtiff

References (13)

Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-2908
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2218830
Patch https://gitlab.com/libtiff/libtiff/-/commit/9bd48f0dbd64fb94dc2b5b05238fde0bfdd4...
Exploit https://gitlab.com/libtiff/libtiff/-/merge_requests/479
Third Party Advisory https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20230731-0004/
Third Party Advisory https://access.redhat.com/security/cve/CVE-2023-2908
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2218830
Patch https://gitlab.com/libtiff/libtiff/-/commit/9bd48f0dbd64fb94dc2b5b05238fde0bfdd4...
Exploit https://gitlab.com/libtiff/libtiff/-/merge_requests/479
Third Party Advisory https://lists.debian.org/debian-lts-announce/2023/07/msg00034.html
https://lists.debian.org/debian-lts-announce/2025/01/msg00019.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20230731-0004/
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal