Don Libes Expect 5.2.8 mkpasswd improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Don Libes Expect 5.2.8. This affects an unknown function of the file mkpasswd. This manipulation causes improper authentication. This vulnerability is registered as CVE-2001-1467. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Don Libes Expect 5.2.8. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the file mkpasswd. 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 confidentiality, integrity, and availability. The summary by CVE is:

mkpasswd in expect 5.2.8, as used by Red Hat Linux 6.2 through 7.0, seeds its random number generator with its process ID, which limits the space of possible seeds and makes it easier for attackers to conduct brute force password attacks.

The weakness was published 04/11/2001 by lion as confirmed advisory (CERT.org). The advisory is shared at kb.cert.org. This vulnerability is known as CVE-2001-1467 since 04/21/2005. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (6382), SecurityFocus (BID 2632†) and SecurityTracker (ID 1001303†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/11/2001 🔍
04/11/2001 +0 days 🔍
04/11/2001 +0 days 🔍
04/13/2001 +2 days 🔍
04/21/2005 +1469 days 🔍
07/03/2014 +3360 days 🔍
11/17/2024 +3790 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Researcher: lion
Status: Confirmed

CVE: CVE-2001-1467 (🔍)
GCVE (CVE): GCVE-0-2001-1467
GCVE (VulDB): GCVE-100-16585
CERT: 🔍
X-Force: 6382 - Linux mkpasswd generates weak passwords
SecurityFocus: 2632 - Expect mkpasswd Biased Random Number Generation Vulnerability
SecurityTracker: 1001303

Entryinfo

Created: 07/03/2014 16:27
Updated: 11/17/2024 05:34
Changes: 07/03/2014 16:27 (59), 05/29/2018 10:25 (1), 11/17/2024 05:34 (17)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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