Buffer overflow in Lexmark Perceptive Document Filters

CVE-2016-4336

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.

Vulnerability class: Buffer Overflow

EPSS: 0.038 (89.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cret@cert.org (Technical Description, Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2016-4336?
CVE-2016-4336 is a critical-severity vulnerability in Lexmark Perceptive Document Filters, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2017-01-06.
How severe is CVE-2016-4336?
Critical severity. CVSS v3 base score is 9.8 out of 10.