GitLab CE/EE Password Reset Emails to Unverified Addresses (16.7.1)
CVE-2023-7028 Published on January 12, 2024
Weak Password Recovery Mechanism for Forgotten Password in GitLab
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.
Known Exploited Vulnerability
This GitLab Community and Enterprise Editions Improper Access Control Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. GitLab Community and Enterprise Editions contain an improper access control vulnerability. This allows an attacker to trigger password reset emails to be sent to an unverified email address to ultimately facilitate an account takeover.
The following remediation steps are recommended / required by May 22, 2024: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vulnerability Analysis
CVE-2023-7028 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
Weak Password Recovery Mechanism for Forgotten Password
The software contains a mechanism for users to recover or change their passwords without knowing the original password, but the mechanism is weak.
Products Associated with CVE-2023-7028
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Affected Versions
GitLab:- Version 16.1 and below 16.1.6 is affected.
- Version 16.2 and below 16.2.9 is affected.
- Version 16.3 and below 16.3.7 is affected.
- Version 16.4 and below 16.4.5 is affected.
- Version 16.5 and below 16.5.6 is affected.
- Version 16.6 and below 16.6.4 is affected.
- Version 16.7 and below 16.7.2 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.