VDB-175911 · CVE-2021-25643 · GCVE-0-2021-25643

Couchbase Server up to 6.5.1/6.6.1 /listCreateTokens log file

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Couchbase Server up to 6.5.1/6.6.1. Affected is an unknown function of the file /listCreateTokens. Performing a manipulation results in log file. This vulnerability is identified as CVE-2021-25643. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Couchbase Server up to 6.5.1/6.6.1. It has been classified as problematic. This affects an unknown functionality of the file /listCreateTokens. The manipulation with an unknown input leads to a log file vulnerability. CWE is classifying the issue as CWE-532. Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information. This is going to have an impact on confidentiality.

The weakness was released 05/27/2021. It is possible to read the advisory at couchbase.com. This vulnerability is uniquely identified as CVE-2021-25643. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 6.5.2 or 6.6.2 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Couchbase

Name

Server

Version

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Log file
CWE: CWE-532 / CWE-200 / CWE-284
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Server 6.5.2/6.6.2

Timelineinfo

01/21/2021 🔍
05/27/2021 +125 days 🔍
05/27/2021 +0 days 🔍
05/30/2021 +3 days 🔍

Sourcesinfo

Advisory: couchbase.com
Status: Confirmed

CVE: CVE-2021-25643 (🔍)
GCVE (CVE): GCVE-0-2021-25643
GCVE (VulDB): GCVE-100-175911

Entryinfo

Created: 05/27/2021 10:07
Updated: 05/30/2021 07:41
Changes: 05/27/2021 10:07 (38), 05/30/2021 07:41 (5)
Complete: 🔍
Cache ID: 216::103