CVE-2016-4336 Memory corruption in Perceptive Document Filters
A stack-based buffer overflow in Lexmark Perceptive Document Filters allows attackers to execute arbitrary code via crafted Bzip2 documents.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2016-4336?
CVE-2016-4336 is a critical memory corruption vulnerability in Lexmark Perceptive Document Filters, published on 6 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
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.
Weakness: CWE-787
Which versions are affected by CVE-2016-4336?
It affects 1 product.
Products include Lexmark Perceptive Document Filters.
How do I fix CVE-2016-4336?
No fix has been published for CVE-2016-4336 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2016-4336 being exploited?
There is no known exploitation of CVE-2016-4336 in the wild and no public exploit code.
Other vulnerabilities in Lexmark Perceptive Document Filters
- CVE-2017-2821 Use after free in Perceptive Document Filters
- CVE-2016-4335 Memory corruption in Perceptive Document Filters
- CVE-2016-5646 Memory corruption in Perceptive Document Filters
- CVE-2017-2822 Memory corruption in Perceptive Document Filters
- CVE-2017-2806 Information disclosure in Perceptive Document Filters
Sources
Also known as GHSA-c74f-j2jr-56qj.