#VU13115 Heap-based buffer over-read in OpenCV - CVE-2017-18009

Vulnerability identifier: #VU13115

Vulnerability risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-18009

CWE-ID: CWE-126

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 cause DoS condition on the target system.

The weakness exists due to heap-based buffer over-read in the function cv::HdrDecoder::checkSignature in modules/imgcodecs/src/grfmt_hdr.cpp. A remote attacker can supply specially crafted image, trigger memory corruption and cause the service to crash.

Mitigation
Install update from vendor's website.

Vulnerable software versions

OpenCV: 3.3.1

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External links
https://github.com/opencv/opencv/issues/10479

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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.