CVE-2017-17812

Public Exploit

Description

In Netwide Assembler (NASM) 2.14rc0, there is a heap-based buffer over-read in the function detoken() in asm/preproc.c that will cause a remote denial of service attack.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.20%
Vendor Advisory ubuntu.com Vendor Advisory or.cz Vendor Advisory nasm.us
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugzilla.nasm.us/show_bug.cgi?id=3392424 issue tracking exploit vendor advisory
https://usn.ubuntu.com/3694-1/ third party advisory vendor advisory
http://repo.or.cz/nasm.git/commit/9b7ee09abfd426b99aa1ea81d19a3b2818eeabf9 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-17812?
CVE-2017-17812 has been scored as a medium severity vulnerability.
How to fix CVE-2017-17812?
To fix CVE-2017-17812, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-17812 being actively exploited in the wild?
It is possible that CVE-2017-17812 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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