Vulnerability identifier: #VU7414

Vulnerability risk: High

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-2820

CWE-ID: CWE-190

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 integer overflow in the JPEG 2000 image parsing functionality when handling malicious data. A remote attacker can send a specially crafted PDF file, trick the victim into opening it, trigger out of bounds memory overwrite on the heap 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
http://www.talosintelligence.com/reports/TALOS-2017-0321

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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.