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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.022 (82.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- F5 Big-Ip Access Policy Manager
- F5 Big-Ip Advanced Firewall Manager
- F5 Big-Ip Analytics
- F5 Big-Ip Application Acceleration Manager
- F5 Big-Ip Application Security Manager
- F5 Big-Ip Domain Name System
- F5 Big-Ip Edge Gateway
- F5 Big-Ip Fraud Protection Service
- F5 Big-Ip Global Traffic Manager
- F5 Big-Ip Link Controller
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support.f5.com/csp/article/K38941195 (Vendor Advisory)
- www.securityfocus.com/bid/108186 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
- github.com/mirchr/security-research/blob/master/vulnerabilities/F5/CVE-2019-661… (Third Party Advisory)
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.