VDB-169160 · CVE-2021-25777 · GCVE-0-2021-25777

JetBrains TeamCity prior 2020.2.1 Token Removal permission

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in JetBrains TeamCity. This affects an unknown part of the component Token Removal Handler. Such manipulation leads to permission. This vulnerability is referenced as CVE-2021-25777. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in JetBrains TeamCity and classified as critical. Affected by this issue is an unknown code block of the component Token Removal Handler. The manipulation with an unknown input leads to a permission vulnerability. Using CWE to declare the problem leads to CWE-275. Impacted is confidentiality, integrity, and availability.

The weakness was published 02/04/2021. The advisory is shared for download at blog.jetbrains.com. This vulnerability is handled as CVE-2021-25777. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1222.

Upgrading to version 2020.2.1 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Continuous Integration Software

Vendor

JetBrains

Name

TeamCity

License

free

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Permission
CWE: CWE-275 / CWE-266
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: TeamCity 2020.2.1

Timelineinfo

01/21/2021 🔍
02/04/2021 +14 days 🔍
02/04/2021 +0 days 🔍
02/23/2021 +19 days 🔍

Sourcesinfo

Advisory: blog.jetbrains.com
Status: Confirmed

CVE: CVE-2021-25777 (🔍)
GCVE (CVE): GCVE-0-2021-25777
GCVE (VulDB): GCVE-100-169160

Entryinfo

Created: 02/04/2021 10:09
Updated: 02/23/2021 11:59
Changes: 02/04/2021 10:09 (37), 02/23/2021 11:59 (5)
Complete: 🔍
Cache ID: 216::103