CVE-2017-17819 — MEDIUM (5.5)

Vulnerability Description

In Netwide Assembler (NASM) 2.14rc0, there is an illegal address access in the function find_cc() in asm/preproc.c that will cause a remote denial of service attack, because pointers associated with skip_white_ calls are not validated.

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-476

References

http://repo.or.cz/nasm.git/commit/7524cfd91492e6e3719b959498be584a9ced13afPatchVendor Advisory
https://bugzilla.nasm.us/show_bug.cgi?id=3392435ExploitIssue TrackingTool Signature
https://usn.ubuntu.com/3694-1/Third Party Advisory
http://repo.or.cz/nasm.git/commit/7524cfd91492e6e3719b959498be584a9ced13afPatchVendor Advisory
https://bugzilla.nasm.us/show_bug.cgi?id=3392435ExploitIssue TrackingTool Signature
https://usn.ubuntu.com/3694-1/Third Party Advisory

FAQ

What is CVE-2017-17819?

CVE-2017-17819 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In Netwide Assembler (NASM) 2.14rc0, there is an illegal address access in the function find_cc() in asm/preproc.c that will cause a remote denial of service attack, because pointers associated with s...

How severe is CVE-2017-17819?

CVE-2017-17819 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-2017-17819?

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