Vulnerability identifier: #VU36627

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-17230

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Exiv2
Universal components / Libraries / Libraries used by multiple products

Vendor: GNU

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Exiv2::ul2Data in types.cpp in Exiv2 v0.26. A remote attacker can use a crafted image file. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Exiv2: 0.26

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External links
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00009.html
http://github.com/Exiv2/exiv2/issues/455

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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.