CVE-2021-43519

Common vulnerabilities & exposures (CVE)

CVE database CVE database blogpost Release & EoL database

Published at: - 09-11-2021 02:15

Last modified: - 01-03-2022 05:52

Total changes: - 5

Description

Stack overflow in lua_resume of ldo.c in Lua Interpreter 5.1.0~5.4.4 allows attackers to perform a Denial of Service via a crafted script file.

Common Vulnerability Scoring System (CVSS)

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

Low

Attack complexity

Local

Attack vector

High

Availability

None

Confidentiality

None

Integrity

None

Privileges required

Unchanged

Scope

Required

User interaction

5.5

Base score

1.8

3.6

Exploitability score

Impact score

Verification logic

vendor=lua AND product=lua AND versionStartIncluding=5.1.0 AND versionEndExcluding=5.3.5

vendor=lua AND product=lua AND versionStartIncluding=5.4.0 AND versionEndExcluding=5.4.4

vendor=fedoraproject AND product=fedora AND version=35

Reference

http://lua-users.org/lists/lua-l/2021-11/msg00015.html
http://lua-users.org/lists/lua-l/2021-10/msg00123.html
FEDORA-2022-e6b2bd5b50-Mailing List, Third Party Advisory
FEDORA-2022-473560d1a6-Mailing List, Third Party Advisory

Keywords

CVE-2021-43519

Common vulnerabilities & exposures (CVE)

Description

Common Vulnerability Scoring System (CVSS)

Verification logic

Reference

NVD

CVE-2021-43519

CVE

Common vulnerabilities & exposures

CVSS

Common vulnerability scoring system

Security

Vulnerabilities

Exposures