CVE-2018-1268 — Cloud Foundry Loggregator, versions 89

Cloud Foundry Loggregator, versions 89.x prior to 89.5 or 96.x prior to 96.1 or 99.x prior to 99.1 or 101.x prior to 101.9 or 102.x prior to 102.2, does not validate app GUID structure in requests. A remote authenticated malicious user knowing the GUID of an app may construct mal

01What is this vulnerability?

Cloud Foundry Loggregator, versions 89.x prior to 89.5 or 96.x prior to 96.1 or 99.x prior to 99.1 or 101.x prior to 101.9 or 102.x prior to 102.2, does not validate app GUID structure in requests. A remote authenticated malicious user knowing the GUID of an app may construct malicious requests to read from or write to the logs of that app.

02Affected products

Vendor	Product	Versions
Cloud Foundry	Loggregator	89.x, 96.x, 99.x, 101.x, 102.x

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: 2018-06-06T20:00:00.000Z
• Last modified: 2024-09-17T04:25:07.541Z

09References

• www.cloudfoundry.org — https://www.cloudfoundry.org/blog/cve-2018-1268