CVE-2017-17812 — MEDIUM (5.5)

Vulnerability 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.

CVSS Score

5.5

MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Nasm	Netwide Assembler	2.14
Canonical	Ubuntu Linux	14.04

Related Weaknesses (CWE)

CWE-125

References

http://repo.or.cz/nasm.git/commit/9b7ee09abfd426b99aa1ea81d19a3b2818eeabf9PatchVendor Advisory
https://bugzilla.nasm.us/show_bug.cgi?id=3392424ExploitIssue TrackingVendor Advisory
https://usn.ubuntu.com/3694-1/Third Party Advisory
http://repo.or.cz/nasm.git/commit/9b7ee09abfd426b99aa1ea81d19a3b2818eeabf9PatchVendor Advisory
https://bugzilla.nasm.us/show_bug.cgi?id=3392424ExploitIssue TrackingVendor Advisory
https://usn.ubuntu.com/3694-1/Third Party Advisory

FAQ

What is CVE-2017-17812?

CVE-2017-17812 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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.

How severe is CVE-2017-17812?

CVE-2017-17812 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-17812?

Check the references section above for vendor advisories and patch information. Affected products include: Nasm Netwide Assembler, Canonical Ubuntu Linux.