CVE-2020-18974

CVSS V2 Medium 4.3 CVSS V3 Low 3.3

Description

Buffer Overflow in Netwide Assembler (NASM) v2.15.xx allows attackers to cause a denial of service via 'crc64i' in the component 'nasmlib/crc64'. This issue is different than CVE-2019-7147.

Overview

CVE ID
CVE-2020-18974

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2021-08-25T16:15:08

Last Modified Date
2021-09-14T13:20:48

Weakness Enumerations

CWE	URL
CWE-120	http://cwe.mitre.org/data/definitions/120.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:nasm:netwide_assembler::::::::	1	OR	2.15	2.15.05

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
4.3

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
2.9

CVSS Version 3

Version
3.1

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

Attack Vector
LOCAL

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
LOW

Base Score
3.3

Base Severity
LOW

Exploitability Score
1.8

Impact Score
1.4

References

Reference URL	Reference Tags
https://bugzilla.nasm.us/show_bug.cgi?id=3392568	Exploit Issue Tracking Vendor Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2020-18974
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-18974

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:05:39				Added to TrackCVE
2022-12-05 09:03:34	2021-08-25T16:15Z	2021-08-25T16:15:08	CVE Published Date	updated
2022-12-05 09:03:34		2021-09-14T13:20:48	CVE Modified Date	updated
2022-12-05 09:03:34		Analyzed	Vulnerability Status	updated