CVE-2018-17795: libtiff Out-of-bounds Write
Vulnerability summary
CVE-2018-17795 is a high (CVSS 8.8) Out-of-bounds Write vulnerability in libtiff. EPSS estimates a 4.08% chance of exploitation in the next 30 days, higher than 90.5% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 4 · Related 4Timeline
- 30-09-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
The function t2p_write_pdf in tiff2pdf.c in LibTIFF 4.0.9 and earlier allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted TIFF file, a similar issue to CVE-2017-9935.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
4.08%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
-0.02 pp
From 4.10% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.maptools.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian1 product
- tiff< 4.0.9-2
Libtiff1 product
- libtiff4.0.9
Ubuntu1 product
- tiff< 4.0.3-7ubuntu0.9 | < 4.0.6-1ubuntu0.4
3 vendors · 3 products
