Privilege escalation in F5 Big-Ip Access Policy Manager

CVE-2019-6617

On BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.2-11.5.8, a user with the Resource Administrator role is able to overwrite sensitive low-level files (such as /etc/passwd) using SFTP to modify user permissions, without Advanced Shell access. This is contrary to our definition for the Resource Administrator (RA) role restrictions.

Vulnerability class: Privilege Escalation

EPSS: 0.023 (81.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-6617?
CVE-2019-6617 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Improper Privilege Management. CVSS score: 6.5/10. Published 2019-05-03.
How severe is CVE-2019-6617?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2019-6617 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.