Out-of-bounds Read in Libtiff
CVE-2017-17942
In LibTIFF 4.0.9, there is a heap-based buffer over-read in the function PackBitsEncode in tif_packbits.c.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: -0.000
Affected products
- Libtiff — versions 4.0.9
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.maptools.org/show_bug.cgi (Exploit, VDB Entry, Third Party Advisory, Issue Tracking)
- www.securityfocus.com/bid/102312 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2017-17942?
- CVE-2017-17942 is a high-severity vulnerability in Libtiff, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2017-12-28.
- How severe is CVE-2017-17942?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-17942 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.