Vulnerability identifier: #VU16310

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-2018-11780

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SpamAssassin
Server applications / DLP, anti-spam, sniffers

Vendor: Apache Foundation

Description

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

The vulnerability exists due to a remote code execution bug in the PDFInfo plug-in when handling malicious input. A remote unauthenticated attacker can trick the victim into opening a specially crafted email message and execute arbitrary code with elevated privileges.

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

Mitigation
Update to version 3.4.2.

Vulnerable software versions

SpamAssassin: 2.1.0 - 3.4.1

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External links
http://lists.apache.org/thread.html/7f6a16bc0fd0fd5e67c7fd95bd655069a2ac7d1f88e42d3c853e601c@%3Cann...

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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.