#VU30956 NULL pointer dereference in OpenCV - CVE-2019-14493

Vulnerability identifier: #VU30956

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-14493

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenCV
Universal components / Libraries / Libraries used by multiple products

Vendor: Itseez

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dreference error in function cv::XMLParser::parse at modules/core/src/persistence.cpp. A remote attacker can perform a denial of service (DoS) attack.

Mitigation
Update to version 4.1.1.

Vulnerable software versions

OpenCV: 4.1.0

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External links
https://github.com/opencv/opencv/compare/371bba8...ddbd10c
https://github.com/opencv/opencv/issues/15127

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.