CVE-2019-20334 Information

Description

In Netwide Assembler (NASM) 2.14.02 stack consumption occurs in expr functions in asm/eval.c. This potentially affects the relationships among expr0 expr1 expr2 expr3 expr4 expr5 and expr6 (and stdscan in asm/stdscan.c). This is similar to CVE-2019-6290 and CVE-2019-6291.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://bugzilla.nasm.us/show_bug.cgi?id=3392548c4 https://bugzilla.nasm.us/show_bug.cgi?id=3392638

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5