VDB-137287 · CVE-2019-12841 · GCVE-0-2019-12841

JetBrains TeamCity prior 2018.2.2 Zip Extraction input validation

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in JetBrains TeamCity and classified as critical. The impacted element is an unknown function of the component Zip Extraction. This manipulation causes input validation. This vulnerability is tracked as CVE-2019-12841. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in JetBrains TeamCity. Affected by this vulnerability is an unknown part of the component Zip Extraction. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect integrity. The summary by CVE is:

Incorrect handling of user input in ZIP extraction was detected in JetBrains TeamCity. The issue was fixed in TeamCity 2018.2.2.

The weakness was disclosed 07/03/2019 (Website). It is possible to read the advisory at blog.jetbrains.com. This vulnerability is known as CVE-2019-12841 since 06/15/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2018.2.2 eliminates this vulnerability.

The entries VDB-137280, VDB-137282, VDB-137283 and VDB-137288 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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 2018.2.2

Timelineinfo

06/15/2019 🔍
07/03/2019 +18 days 🔍
07/04/2019 +1 days 🔍
06/30/2020 +362 days 🔍

Sourcesinfo

Advisory: blog.jetbrains.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-12841 (🔍)
GCVE (CVE): GCVE-0-2019-12841
GCVE (VulDB): GCVE-100-137287
See also: 🔍

Entryinfo

Created: 07/04/2019 10:02
Updated: 06/30/2020 17:56
Changes: 07/04/2019 10:02 (56), 06/30/2020 17:56 (1)
Complete: 🔍
Cache ID: 216::103