CVE-2018-19755 — MEDIUM (5.5)

Vulnerability Description

There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service (out-of-bounds array access) because a certain conversion can result in a negative integer.

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	12.14

Related Weaknesses (CWE)

CWE-20

References

https://bugzilla.nasm.us/show_bug.cgi?id=3392528ExploitIssue TrackingThird Party Advisory
https://repo.or.cz/nasm.git/commit/3079f7966dbed4497e36d5067cbfd896a90358cbExploitThird Party Advisory
https://bugzilla.nasm.us/show_bug.cgi?id=3392528ExploitIssue TrackingThird Party Advisory
https://repo.or.cz/nasm.git/commit/3079f7966dbed4497e36d5067cbfd896a90358cbExploitThird Party Advisory

FAQ

What is CVE-2018-19755?

CVE-2018-19755 is a vulnerability with a CVSS score of 5.5 (MEDIUM). There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service (out-of-bounds array access) because a certain conver...

How severe is CVE-2018-19755?

CVE-2018-19755 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-2018-19755?

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