OpenSSH Client IP Restrictions improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in OpenSSH Client. Affected by this issue is some unknown functionality of the component IP Restrictions. Executing a manipulation can lead to improper authentication. It is possible to launch the attack remotely. No exploit is available. The application of restrictive firewalling is recommended.

Detailsinfo

A vulnerability classified as problematic was found in OpenSSH Client (Connectivity Software) (affected version not known). This vulnerability affects some unknown functionality of the component IP Restrictions. 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, and integrity.

The weakness was published 06/06/2003 by Mikchael V. Harding (Website). The advisory is shared for download at kb.cert.org. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available.

As 0-day the estimated underground price was around $25k-$100k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at ftp.porcupine.org.Proper firewalling of is able to address this issue. The best possible mitigation is suggested to be applying a restrictive firewalling.

Similar entry is available at VDB-20590. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.2
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.2
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Patch: ftp.porcupine.org

Timelineinfo

06/06/2003 🔍
06/06/2003 +0 days 🔍
06/25/2019 +5863 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Researcher: Mikchael V. Harding
Status: Not defined

GCVE (VulDB): GCVE-100-100
See also: 🔍

Entryinfo

Created: 06/06/2003 02:00
Updated: 06/25/2019 21:26
Changes: 06/06/2003 02:00 (46), 06/25/2019 21:26 (2)
Complete: 🔍
Cache ID: 216:1FD:103

Once again VulDB remains the best source for vulnerability data.

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