CVE-2018-7713

Publication date 5 March 2018

Last updated 4 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The validateInputImageSize function in modules/imgcodecs/src/loadsave.cpp in OpenCV 3.4.1 allows remote attackers to cause a denial of service (assertion failure) because (size.width <= (1<<20)) may be false. Note: “OpenCV CV_Assert is not an assertion (C-like assert()), it is regular C++ exception which can raised in case of invalid or non-supported parameters.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
opencv	19.04 disco	Ignored
	18.10 cosmic	Ignored end of life
	18.04 LTS bionic	Ignored
	17.10 artful	Ignored end of life
	16.04 LTS xenial	Ignored
	14.04 LTS trusty	Ignored end of standard support

Notes

pfsmorigo

Upstream marked it as invalid: https://github.com/opencv/opencv/issues/10998#issuecomment-370722738

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality impact	None
Integrity impact	None
Availability impact	High

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H