#VU7413 Heap-based buffer overflow in Poppler - CVE-2017-2818

Vulnerability identifier: #VU7413

Vulnerability risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-2818

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Poppler
Client/Desktop applications / Office applications

Vendor: Freedesktop.org

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

The weakness exist due to heap-based buffer overflow in the image rendering functionality when handling malicious data. A remote attacker can send a specially crafted PDF file, trick the victim into opening it, trigger an overly large number of color components during image rendering and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation
Update to the latest version.

Vulnerable software versions

Poppler: 0.53.0

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External links
https://www.talosintelligence.com/reports/TALOS-2017-0319

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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.