CVE-2021-43311

CVSS V2 None CVSS V3 None

Description

A heap-based buffer overflow was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf32::elf_lookup() at p_lx_elf.cpp:5382.

Overview

CVE ID
CVE-2021-43311

Assigner
patrick@puiterwijk.org

Vulnerability Status
Analyzed

Published Version
2023-03-24T20:15:08

Last Modified Date
2023-03-28T18:05:07

Weakness Enumerations

CWE	URL
CWE-787	http://cwe.mitre.org/data/definitions/787.html
CWE-119	http://cwe.mitre.org/data/definitions/119.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:upx_project:upx::::::::	1	OR		4.0.0

References

Reference URL	Reference Tags
https://github.com/upx/upx/issues/380	Exploit Issue Tracking Patch

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-43311
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43311

History

Created	Old Value	New Value	Data Type	Notes
2023-04-17 03:19:31				Added to TrackCVE
2023-04-17 03:19:33			Weakness Enumeration	new