X.org X11 Server Client Authentication missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in X.org X11 Server. This affects an unknown part of the component Client Authentication Handler. Executing a manipulation can lead to missing authentication. This vulnerability is registered as CVE-2020-25697. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in X.org X11 Server (Windowing System Software) (affected version not known). This vulnerability affects some unknown functionality of the component Client Authentication Handler. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 05/26/2021. The advisory is available at openwall.com. This vulnerability was named CVE-2020-25697. The technical details are unknown and an exploit is not available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
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: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/16/2020 🔍
05/26/2021 +252 days 🔍
05/26/2021 +0 days 🔍
05/29/2021 +3 days 🔍

Sourcesinfo

Vendor: x.org

Advisory: openwall.com
Status: Not defined

CVE: CVE-2020-25697 (🔍)
GCVE (CVE): GCVE-0-2020-25697
GCVE (VulDB): GCVE-100-175870

Entryinfo

Created: 05/26/2021 19:32
Updated: 05/29/2021 16:14
Changes: 05/26/2021 19:32 (36), 05/29/2021 16:14 (2)
Complete: 🔍
Cache ID: 216::103

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