CVE-2023-37732 : Yasm v1.3.0.78 was found prone to NULL Pointer Dereference in /libyasm/intnum.c

Yasm v1.3.0.78 was found prone to NULL Pointer Dereference in /libyasm/intnum.c and /elf/elf.c, which allows the attacker to cause a denial of service via a crafted file.

Published 2023-07-26 21:15:10

Updated 2023-08-02 00:39:04

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory CorruptionDenial of service

Products affected by CVE-2023-37732

Yasm Project » Yasm » Version: 1.3.0.78.g4dc8
cpe:2.3:a:yasm_project:yasm:1.3.0.78.g4dc8:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2023-37732

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 20 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-37732

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	1.8	3.6	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2023-37732

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2023-37732

https://github.com/yasm/yasm/issues/233

SEGV in yasm/libyasm/intnum.c's function :yasm_intnum_copy · Issue #233 · yasm/yasm · GitHub
Exploit
https://gist.github.com/ChanStormstout/02eea9cf5c002b42b2ff3de5ca939520

CVE-2023-37732 · GitHub
Third Party Advisory

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Vulnerability Details : CVE-2023-37732

Products affected by CVE-2023-37732

Exploit prediction scoring system (EPSS) score for CVE-2023-37732

CVSS scores for CVE-2023-37732

CWE ids for CVE-2023-37732

References for CVE-2023-37732