Out-of-bounds Read in Libtiff
CVE-2023-1916
A flaw was found in tiffcrop, a program distributed by the libtiff package. A specially crafted tiff file can lead to an out-of-bounds read in the extractImageSection function in tools/tiffcrop.c, resulting in a denial of service and limited information disclosure. This issue affects libtiff versions 4.x.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (27.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Libtiff
- Libtiff — versions libtiff versions 4.x and newer are affected
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.com/libtiff/libtiff/-/issues/536,
- gitlab.com/libtiff/libtiff/-/issues/537 (Exploit, Issue Tracking)
- support.apple.com/kb/HT213844
- gitlab.com/libtiff/libtiff/-/issues/536 (Exploit, Issue Tracking)
Frequently asked questions
- What is CVE-2023-1916?
- CVE-2023-1916 is a medium-severity vulnerability in Libtiff, classified under Out-of-bounds Read. CVSS score: 6.1/10. Published 2023-04-10.
- How severe is CVE-2023-1916?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2023-1916 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.