GnuPG up to 1.0.4 Detached Signature improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in GnuPG up to 1.0.4. This issue affects some unknown processing of the component Detached Signature Handler. This manipulation causes improper authentication. This vulnerability is registered as CVE-2001-0071. Furthermore, an exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in GnuPG up to 1.0.4. It has been declared as problematic. Affected by this vulnerability is an unknown code of the component Detached Signature Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect integrity. The summary by CVE is:

gpg (aka GnuPG) 1.0.4 and other versions does not properly verify detached signatures, which allows attackers to modify the contents of a file without detection.

The weakness was published 12/20/2000 (Website). The advisory is shared at redhat.com. This vulnerability is known as CVE-2001-0071. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but an exploit is available.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 61873 (Mandrake Linux Security Advisory : gnupg (MDKSA-2000:087)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (5802), Tenable (61873), SecurityFocus (BID 2141†), OSVDB (1699†) and Vulnerability Center (SBV-39060†). Similar entry is available at VDB-16406. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 61873
Nessus Name: Mandrake Linux Security Advisory : gnupg (MDKSA-2000:087)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

12/20/2000 🔍
12/20/2000 +0 days 🔍
12/20/2000 +0 days 🔍
12/20/2000 +0 days 🔍
02/12/2001 +53 days 🔍
02/21/2003 +739 days 🔍
09/06/2012 +3484 days 🔍
04/09/2013 +215 days 🔍
07/03/2014 +450 days 🔍
06/25/2021 +2549 days 🔍

Sourcesinfo

Advisory: redhat.com
Status: Not defined

CVE: CVE-2001-0071 (🔍)
GCVE (CVE): GCVE-0-2001-0071
GCVE (VulDB): GCVE-100-16405
X-Force: 5802 - GnuPG allows users to modify signed messages with detached signatures
SecurityFocus: 2141 - GnuPG Detached Signature Verification False-Positive Vulnerability
OSVDB: 1699 - GnuPG Detached Signature Verification False-Positive
Vulnerability Center: 39060 - GnuPG 1.0.4 Local Improper Verification of Detached Signatures, Low

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/03/2014 11:01
Updated: 06/25/2021 12:12
Changes: 07/03/2014 11:01 (45), 04/26/2017 23:53 (25), 06/25/2021 12:12 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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