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CVE-2019-14491An 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…
- 8.2HighCVSS base score
- 2.9%Exploitation in 30 daysEPSS · top 13% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By mitre
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High8.2 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H |
- EPSS (exploitation in 30 days)
- 2.9% · top 13% of all CVEs (14 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.2.
Affected products
n/a
- affected n/a
Affected packages
Affected packages4
From reviewed advisories of the GitHub Advisory Database.
- PyPIopencv-contrib-pythonGHSA-fm39-cw8h-3p63 (opens in a new tab)
- PyPIopencv-contrib-python-headlessGHSA-fm39-cw8h-3p63 (opens in a new tab)
- PyPIopencv-pythonGHSA-fm39-cw8h-3p63 (opens in a new tab)
- PyPIopencv-python-headlessGHSA-fm39-cw8h-3p63 (opens in a new tab)
References
References5
- https://github.com/opencv/opencv/issues/15125 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/opencv/opencv/compare/33b765d...4a7ca5a (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/opencv/opencv/compare/371bba8...ddbd10c (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2019-20ef0e76fe (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- openSUSE-SU-2019:2671 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-2195 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-fm39-cw8h-3p63 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2019-14491)Record last updated .