Is CVE-2023-3399 in the CISA KEV catalog?

No. CVE-2023-3399 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-3399?

CVE-2023-3399 has a CVSS v3 base score of 8.5 (HIGH).

What is the EPSS score for CVE-2023-3399?

CVE-2023-3399 has an EPSS score of 0.45% (36th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-3399?

Upgrade gitlab on debian unstable to 16.4.4+ds2-2 or later.

CVE & CISA-KEV Catalog

CVE-2023-3399

HIGH

8.5

CVSS v3

NVD

Description

An issue has been discovered in GitLab EE affecting all versions starting from 11.6 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. It was possible for an unauthorised project or group member to read the CI/CD variables using the custom project templates.

CWE-201

How to fix

Remediation Available

gitlabDebian

Fixed in:16.4.4+ds2-2CVE-2023-3399

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeChanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N

Exploit Intelligence

0.45%probability of exploitation in 30 days

36thpercentile

Low risk: more likely to be exploited than 36% of all known CVEs.

References

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.