Vulnerability identifier: #VU39379

Vulnerability risk: Medium

CVSSv3.1: 7.1 [AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2017-7263

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
potrace
Other software / Other software solutions

Vendor: potrace.sourceforge.net

Description

The vulnerability allows remote attackers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted BMP image.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

potrace: 1.14

---

External links
http://www.securityfocus.com/bid/97112
http://blogs.gentoo.org/ago/2017/03/03/potrace-heap-based-buffer-overflow-in-bm_readbody_bmp-bitmap_io-c-incomplete-fix-for-cve-2016-8698/

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.