CVE-2022-31677 — An Insufficient Session Expiration issue was discovered in the Pinniped Supervis

An Insufficient Session Expiration issue was discovered in the Pinniped Supervisor (before v0.19.0). A user authenticating to Kubernetes clusters via the Pinniped Supervisor could potentially use their access token to continue their session beyond what proper use of their refresh

01What is this vulnerability?

An Insufficient Session Expiration issue was discovered in the Pinniped Supervisor (before v0.19.0). A user authenticating to Kubernetes clusters via the Pinniped Supervisor could potentially use their access token to continue their session beyond what proper use of their refresh token might allow.

02Affected products

Vendor	Product	Versions
n	a / Pinniped Supervisor	Pinniped Supervisor (before v0.19.0)

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: 2022-08-29T14:03:02.000Z
• Last modified: 2024-08-03T07:26:01.043Z

09References

• github.com — https://github.com/vmware-tanzu/pinniped/security/advisories/GHSA-rp4v-hhm6-rcv9