Type Vulnerability
GitLab has released updated versions to address an improper access control vulnerability affecting both Community and Enterprise Editions. Known-exploited catalogue reports exploitation in the wild.
GitLab
GitLab Community and Enterprise Editions Access Control Flaw Vulnerability
CVE-2023-7028
What this means
This is rated critical severity (10 out of 10). It is on the known-exploited catalogue, which means attacks using it have already been seen. Ask IT whether Gitlab Gitlab is in your estate, and treat that as the priority.
Full vendor 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.
Scoring and exploitation
10.0/ 10
CVSS 3.1 base scoreCritical
Exploitable over the network without any account, and no one has to click or open anything. High impact on confidentiality and integrity, and it can reach beyond the vulnerable system.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
Exploitability
Longer bar: easier to attack
Attack vectorNetworkAV:N
Attack complexityLowAC:L
Privileges requiredNonePR:N
User interactionNoneUI:N
ScopeChangedS:C
Impact
Longer bar: more harm
ConfidentialityHighC:H
IntegrityHighI:H
AvailabilityNoneA:N
- Elevated attack likelihood (~94.5% in 30 days)Model estimate (): a probability signal, not confirmed exploitation
- Exploited in the wild
- Yes — confirmed exploitation (US CISA )
- Not reported
- Listed product
- GitLab CE/EE
Weaknesses
CWE-640
Affected products ()
- Gitlab Gitlab
Show the raw CPE strings (2)
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
References
6 links from the CVE record, grouped by site; the vendor's advisory comes first.
gitlab.com1 linkVendor advisory
- 436084 (opens in a new tab)Exploit · Issue Tracking · Vendor Advisory
hackerone.com1 link
- 2293343 (opens in a new tab)Permissions Required
vicarius.io1 link
- critical-gitlab-account-takeover-vulnerability-cve-2023-7028 (opens in a new tab)Exploit · Third Party Advisory
cisa.gov1 link
- known-exploited-vulnerabilities-catalog (opens in a new tab)US Government Resource