Is CVE-2016-4336 actively exploited?

No active exploitation of CVE-2016-4336 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2016-4336 be exploited remotely?

Yes. CVE-2016-4336 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2016-4336?

CVE-2016-4336 has a CVSS score of 9.8 (CRITICAL).

HOME VULNERABILITIESCVE-2016-4336

CRITICAL

CVE-2016-4336

CWE-787Published: January 6, 2017· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

An exploitable out-of-bounds write exists in the Bzip2 parsing of the Lexmark Perspective Document Filters conversion functionality. A crafted Bzip2 document can lead to a stack-based buffer overflow causing an out-of-bounds write which under the right circumstance could potentially be leveraged by an attacker to gain arbitrary code execution.

NVD Source

Technical Analysis

CVE-2016-4336 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-787): Out-of-bounds write vulnerabilities can lead to data corruption, crashes, or arbitrary code execution.