Out-of-bounds Write in OpenCV

Also known as GHSA-634c-v2xv-ffpg, PYSEC-2026-2808, PYSEC-2026-700

Published 9 y ago 2017-09-04 · modified 58 d ago 2026-09-10 · JSON

CVSS

6.5

v3.0 · NVD

CISA KEV

not known exploited

EPSS

1.6%

percentile 76%

Public exploits

none known

OpenCV (Open Source Computer Vision Library) 3.3 has an out-of-bounds write error in the function FillColorRow1 in utils.cpp when reading an image file by using cv::imread. NOTE: this vulnerability exists because of an incomplete fix for CVE-2017-12597.

Exploit prediction (EPSS)

1.64% probability of exploitation in the next 30 days, higher than 76% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	6.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H`
NVD	2.0	4.3	`AV:N/AC:M/Au:N/C:N/I:N/A:P`
OSV	3.0	6.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H`
OSV	3.0	6.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H`
GitHub	3.0	6.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H`

Affected packages

Ecosystem	Package	Affected	Fixed in
pypi	`opencv-python`	<3.3.1.11	3.3.1.11
pypi	`opencv-contrib-python`	<3.3.1.11	3.3.1.11

Classification

Weakness

CWE-787 Out-of-bounds Write

References

lists.debian.org /debian-lts-announce/2018/07/msg00030.html · mailing-list, x_refsource_MLIST, x_transferred
security.gentoo.org /glsa/201712-02 · vendor-advisory, x_refsource_GENTOO, x_transferred
github.com /xiaoqx/pocs/blob/master/opencv.md · x_refsource_MISC, x_transferred
github.com /opencv/opencv/pull/9448 · x_refsource_MISC, x_transferred
github.com /opencv/opencv/issues/9443 · x_refsource_MISC, x_transferred
nvd.nist.gov /vuln/detail/CVE-2017-14136 · advisory
github.com /opencv/opencv-python · package
pypi.org /project/opencv-contrib-python · package
github.com /advisories/GHSA-634c-v2xv-ffpg · advisory
pypi.org /project/opencv-python · package

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.