#VU13576 Heap-based buffer overflow in Exiv2


Published: 2018-07-05

Vulnerability identifier: #VU13576

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-11531

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 perform a denial of service (DoS) attack.

The vulnerability exists due to heap-based buffer overflow in getData in preview.cpp. A remote attacker can trigger memory corruption and perform a denial of service attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Exiv2: 0.26


External links
http://github.com/Exiv2/exiv2/issues/283


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.


Latest bulletins with this vulnerability