GitLab up to 6.x/7.4.2 Groups API access control

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.
6.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in GitLab up to 6.x/7.4.2. This impacts an unknown function of the component Groups API. The manipulation leads to access control. This vulnerability is referenced as CVE-2014-8540. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in GitLab up to 6.x/7.4.2 (Bug Tracking Software). This issue affects an unknown code of the component Groups API. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The groups API in GitLab 6.x and 7.x before 7.4.3 allows remote authenticated guest users to modify ownership of arbitrary groups by leveraging improper permission checks.

The bug was discovered 10/31/2014. The weakness was published 01/05/2018 (oss-sec). It is possible to read the advisory at openwall.com. The identification of this vulnerability is CVE-2014-8540 since 10/30/2014. The attack may be initiated remotely. A simple authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1162 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 7.4.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 70841†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: GitLab 7.4.3
Patch: gitlab.com

Timelineinfo

10/30/2014 🔍
10/30/2014 +0 days 🔍
10/31/2014 +1 days 🔍
01/05/2018 +1162 days 🔍
01/05/2018 +0 days 🔍
01/06/2018 +1 days 🔍
01/20/2023 +1840 days 🔍

Sourcesinfo

Advisory: a2dfff418bf2532ebb5aee88414107929b17eefd
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-8540 (🔍)
GCVE (CVE): GCVE-0-2014-8540
GCVE (VulDB): GCVE-100-111395
X-Force: 98449
SecurityFocus: 70841 - Gitlab 'groups' API Security Bypass Vulnerability

Entryinfo

Created: 01/06/2018 17:12
Updated: 01/20/2023 09:33
Changes: 01/06/2018 17:12 (63), 12/19/2019 19:44 (1), 01/28/2021 17:28 (2), 01/20/2023 09:33 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!