CVE-2023-20902 — A timing condition in Harbor 2

A timing condition in Harbor 2.6.x and below, Harbor 2.7.2 and below, Harbor 2.8.2 and below, and Harbor 1.10.17 and below allows an attacker with network access to create jobs/stop job tasks and retrieve job task information.

01What is this vulnerability?

A timing condition in Harbor 2.6.x and below, Harbor 2.7.2 and below, Harbor 2.8.2 and below, and Harbor 1.10.17 and below allows an attacker with network access to create jobs/stop job tasks and retrieve job task information.

02Affected products

Vendor	Product	Versions
Harbor	Project	<=Harbor 2.6.x, <=Harbor 2.7.2, <=Harbor 2.8.2, <=Harbor 1.10.17

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-11-09T00:36:25.369Z
• Last modified: 2024-09-04T13:18:17.730Z

09References

• github.com — https://github.com/goharbor/harbor/security/advisories/GHSA-mq6f-5xh5-hgcf