Vulnerability identifier: #VU16692

Vulnerability risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-20337

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

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

Vendor: LibRaw LLC

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to stack-based buffer overflow in the parse_makernote function of dcraw_common.cpp. A remote attacker can trick the victim into opening a specially crafted input, trigger memory corruption and perform DoS attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

LibRaw: 0.19.1

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External links
http://github.com/LibRaw/LibRaw/issues/192

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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. However, proof of concept for this vulnerability is available.