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CVE-2020-19131

25
FAUCET Score

CVE-2020-19131 describes a buffer overflow vulnerability in LibTiff v4.0.10, specifically within the "invertImage()" function of the "tiffcrop" component, affecting Debian and SimpleSystems distributions of LibTiff. This vulnerability carries a CVSS score of 7.5 (HIGH), indicating it can be exploited remotely with low attack complexity, leading to a denial of service. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
4.0.10CPE matchmatch criteria
cpe:2.3:a:simplesystems:libtiff:4.0.10:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.43%
Probability of exploitation in next 30 days
EPSS Percentile
82.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0243 is in the 69th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: libtiff-0:4.0.9-21.el8
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: libtiff
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: mingw-libtiff

Vendor Advisories (1)

redhatCVE-2020-19131Moderate

libtiff: a buffer overflow via the "invertImage()" may lead to DoS

Sep 7, 2021

References

blog.topsec.com.cn / %E5%A4%A9%E8%9E%8D%E4%BF%A1%E5%85%B3%E4%BA%8Elibtiff%E4%B8%ADinvertimage%E5%87%BD%E6%95%B0%E5%A0%86%E6%BA%A2%E5%87%BA%E6%BC%8F%E6%B4%9E%E7%9A%84%E5%88%86%E6%9E%90
ExploitPatchThird Party Advisory
bugzilla.maptools.org / show_bug.cgi
ExploitIssue TrackingPatch
lists.debian.org / debian-lts-announce/2021/10/msg00004.html
Mailing ListThird Party Advisory