CVE-2021-46179

MEDIUM EPSS 36.2%
Published Aug 22, 20232y ago · Modified Jun 17, 20261w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Aug 22, 2023 2y ago
Last Modified Jun 17, 2026 1w ago

Description

Reachable Assertion vulnerability in upx before 4.0.0 allows attackers to cause a denial of service via crafted file passed to the the readx function.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
36.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-617

Affected Products 1

VendorProductVersionRange
upxupx* <4.0.0

References 1

  • github.com https://github.com/upx/upx/issues/545
    Issue TrackingPatch

Remediation

  • github.com https://github.com/upx/upx/issues/545
    Issue TrackingPatch