VDB-150068 · CVE-2020-2122 · GCVE-0-2020-2122

Brakeman Plugin up to 0.12 on Jenkins JSON File Stored cross site scripting

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.
4.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Brakeman Plugin up to 0.12 on Jenkins. The affected element is an unknown function of the component JSON File Handler. Such manipulation leads to cross site scripting (Stored). This vulnerability is listed as CVE-2020-2122. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Brakeman Plugin up to 0.12 on Jenkins (Jenkins Plugin). Affected by this issue is some unknown functionality of the component JSON File Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

Jenkins Brakeman Plugin 0.12 and earlier did not escape values received from parsed JSON files when rendering them, resulting in a stored cross-site scripting vulnerability exploitable by users able to control the Brakeman post-build step input data.

The weakness was presented 02/12/2020 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2020-2122 since 12/05/2019. The attack may be launched remotely. A simple authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

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

See VDB-150055, VDB-150056, VDB-150057 and VDB-150058 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Jenkins Plugin

Name

Brakeman Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

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

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Stored
Class: Cross site scripting / Stored
CWE: CWE-79 / CWE-94 / CWE-74
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/05/2019 🔍
02/12/2020 +69 days 🔍
02/13/2020 +1 days 🔍
02/13/2020 +0 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-2122 (🔍)
GCVE (CVE): GCVE-0-2020-2122
GCVE (VulDB): GCVE-100-150068
See also: 🔍

Entryinfo

Created: 02/13/2020 08:19
Updated: 02/13/2020 08:24
Changes: 02/13/2020 08:19 (40), 02/13/2020 08:24 (18)
Complete: 🔍
Cache ID: 216::103