#VU17352 Infinite loop in LibRaw - CVE-2018-5818

Vulnerability identifier: #VU17352

Vulnerability risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2018-5818

CWE-ID: CWE-835

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 perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop in the parse_rollei function of dcraw_common.cpp. A remote attacker can trick the victim into opening a specially crafted input and perform DoS attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

LibRaw: 0.19.1

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External links
https://github.com/LibRaw/LibRaw/commit/9eb76dc153f5acf42ec7325a33fe7ccdcadaf8d6

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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.