CVE-2019-14491: opencv Out-of-bounds Read
CVSS: 8.2v3.0HighModified
AliasesGHSA-fm39-cw8h-3p63PYSEC-2026-2797PYSEC-2026-2818PYSEC-2026-2836PYSEC-2026-720UBUNTU-CVE-2019-14491DEBIAN-CVE-2019-14491
Published 01-08-2019Last modified 05-08-2024
Vulnerability summary
CVE-2019-14491 is a high (CVSS 8.2) Out-of-bounds Read vulnerability in opencv. EPSS estimates a 2.67% chance of exploitation in the next 30 days, higher than 85.5% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.2/10
010
High · v3.0 (NVD)EPSS score
2.67%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 7 · Related 6Timeline
- 01-08-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
An issue was discovered in OpenCV before 3.4.7 and 4.x before 4.1.1. There is an out of bounds read in the function cv::predictOrdered<cv::HaarEvaluator> in modules/objdetect/src/cascadedetect.hpp, which leads to denial of service.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 8.2Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:HSourcesAll 4 agree
- OSV · PypiEcosystem advisory · calculated8.2HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated8.2HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- OSV · DebianEcosystem advisory · calculated8.2HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
Medium 6.4Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:P/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.67%
Chance of exploitation in the next 30 days
Percentile
86%
Versus all other CVEs
30-day change
0.00 pp
From 2.67% on 19-09-2026
19-09-202619-10-2026
EPSS score2.67%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundOpencv
Maturity: poc
Weaknesses
CWE · root causeAffected systems
PyPI4 products
- opencv-contrib-python< 3.4.7.28 | ≥ 4.0.0.21, < 4.1.1.26
- opencv-contrib-python-headless< 3.4.7.28 | ≥ 4.0.0.21, < 4.1.1.26
- opencv-python< 3.4.7.28 | ≥ 4.0.0.21, < 4.1.1.26
- opencv-python-headless< 3.4.7.28 | ≥ 4.0.0.21, < 4.1.1.26
Debian1 product
- opencv< 4.1.2+dfsg-3
Opencv1 product
- opencv< 3.4.7 | ≥ 4.0.0, < 4.1.1
Ubuntu1 product
- opencvAll versions (No fix recorded) | < 3.2.0+dfsg-4ubuntu0.1+esm2
4 vendors · 7 products
