CVE-2019-6662 — On BIG-IP 13

On BIG-IP 13.1.0-13.1.1.4, sensitive information is logged into the local log files and/or remote logging targets when restjavad processes an invalid request. Users with access to the log files would be able to view that data.

01What is this vulnerability?

On BIG-IP 13.1.0-13.1.1.4, sensitive information is logged into the local log files and/or remote logging targets when restjavad processes an invalid request. Users with access to the log files would be able to view that data.

02Affected products

Vendor	Product	Versions
n	a / BIG	IP — 13.1.0-13.1.1.4

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: 2019-11-15T20:45:17.000Z
• Last modified: 2024-08-04T20:31:02.481Z

09References

• support.f5.com — https://support.f5.com/csp/article/K01049383