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Critical severity · published Jan 6, 2017
CVE-2016-4336
An exploitable out-of-bounds write exists in the Bzip2 parsing of the Lexmark Perspective Document Filters conversion functionality
9.8
CVSS
3.9%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PD
Perceptive Document Filters · Lexmark
All versions, or not specified · source: NVD
Affected product
PD
Perceptive Document Filters
Lexmark
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-4336
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-4336
Exploit
http://www.talosintelligence.com/reports/TALOS-2016-0173/
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8.4
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CVE-2016-5646
An exploitable heap overflow vulnerability exists in the Compound Binary File Format (CBFF) parser functionality of Lexmark Perceptive Document Filters library
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An exploitable arbitrary read exists in the XLS parsing of the Lexmark Perspective Document Filters conversion functionality