Home/CVE/An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1. There is an out of bounds read/write in the functio
CVE

CVE-2019-14492

An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1. There is an out of bounds read/write in the functio

An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1. There is an out of bounds read/write in the function HaarEvaluator::OptFeature::calc in modules/objdetect/src/cascadedetect.hpp, which leads to denial of service.

HIGH · CVSS 7.5 EPSS 0.00459
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
opencv< 3.4.7
opencv>= 4.0.0 and < 4.1.1
opensuse leapall versions
▤

Affected Packages

4
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI opencv-contrib-python HIGH fixed in 3.4.7.28
PyPI opencv-contrib-python-headless HIGH fixed in 3.4.7.28
PyPI opencv-python HIGH fixed in 3.4.7.28
PyPI opencv-python-headless HIGH fixed in 3.4.7.28
⚠

Public Exploits & PoCs

1
pocgithub.com · 15124github.com
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD01 Aug 2019 · 05:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

4
usnUSN-4818-1
suse-csafSUSE-SU-2019:3192-2
suse-csafopenSUSE-SU-2019:2671-1
suse-csafSUSE-SU-2019:3192-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00025.htmlThird Party Advisory
https://github.com/opencv/opencv/compare/33b765d...4a7ca5aThird Party Advisory
https://github.com/opencv/opencv/compare/371bba8...ddbd10cThird Party Advisory
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