CVE-2019-20805 - Vulnerability Details - OpenCVE

Description

p_lx_elf.cpp in UPX before 3.96 has an integer overflow during unpacking via crafted values in a PT_DYNAMIC segment.

Published: 2020-06-01

Score: 5.5 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:upx:upx:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2019-11342	p_lx_elf.cpp in UPX before 3.96 has an integer overflow during unpacking via crafted values in a PT_DYNAMIC segment.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00089.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/upx/upx/commit/8be9da8280dfa69d5df4417d4d81bda1cab78010
https://github.com/upx/upx/issues/317

History

Fri, 11 Apr 2025 12:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Upx Upx upx
CPEs	cpe:2.3:a:upx_project:upx::::::::	cpe:2.3:a:upx:upx::::::::
Vendors & Products	Upx Project Upx Project upx	Upx Upx upx

Subscriptions

Upx Upx

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-06-01T13:50:27.000Z

Updated: 2024-08-05T02:53:09.032Z

Reserved: 2020-05-22T00:00:00.000Z

Link: CVE-2019-20805

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-06-01T14:15:09.977

Modified: 2025-04-11T12:27:55.013

Link: CVE-2019-20805

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-190

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