VDB-205521 · CVE-2020-28434 · GCVE-0-2020-28434

gitblame lib/gitblame.js injection

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.
8.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in gitblame. This affects an unknown function in the library lib/gitblame.js. Performing a manipulation results in injection. This vulnerability is identified as CVE-2020-28434. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in gitblame (affected version unknown). It has been classified as critical. This affects an unknown functionality in the library lib/gitblame.js. The manipulation with an unknown input leads to a injection vulnerability. CWE is classifying the issue as CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

This affects all versions of package gitblame. The injection point is located in line 15 in lib/gitblame.js.

The weakness was released 08/03/2022 as SNYK-JS-GITBLAME-1050430. The advisory is shared at security.snyk.io. This vulnerability is uniquely identified as CVE-2020-28434 since 11/12/2020. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/03/2022). MITRE ATT&CK project uses the attack technique T1055 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

gitblame

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.4
CNA Vector (Snyk): 🔍

CVSSv2info

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

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/12/2020 🔍
08/03/2022 +628 days 🔍
08/03/2022 +0 days 🔍
08/03/2022 +0 days 🔍

Sourcesinfo

Advisory: SNYK-JS-GITBLAME-1050430
Status: Not defined

CVE: CVE-2020-28434 (🔍)
GCVE (CVE): GCVE-0-2020-28434
GCVE (VulDB): GCVE-100-205521

Entryinfo

Created: 08/03/2022 10:33
Changes: 08/03/2022 10:33 (47)
Complete: 🔍
Cache ID: 216::103