Privilege escalation in F5 Big-ip_access_policy_manager
CVE-2018-13405
The inode_init_owner function in fs/inode.c in the Linux kernel through 3.16 allows local users to create files with an unintended group ownership, in a scenario where a directory is SGID to a certain group and is writable by a user who is…
Vulnerability class: Privilege Escalation
EPSS: 0.010 (59.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- F5 Big-ip_access_policy_manager — versions 15.1.0, 16.0.0
- F5 Big-ip_advanced_firewall_manager — versions 15.1.0, 16.0.0
- F5 Big-ip_analytics — versions 15.1.0, 16.0.0
- F5 Big-ip_application_acceleration_manager — versions 15.1.0, 16.0.0
- F5 Big-ip_application_security_manager — versions 15.1.0, 16.0.0
- F5 Big-ip_domain_name_system — versions 15.1.0, 16.0.0
- F5 Big-ip_edge_gateway — versions 15.1.0, 16.0.0
- F5 Big-ip_fraud_protection_service — versions 15.1.0, 16.0.0
- F5 Big-ip_global_traffic_manager — versions 15.1.0, 16.0.0
- F5 Big-ip_link_controller — versions 15.1.0, 16.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-13405?
- CVE-2018-13405 is a high-severity vulnerability in F5 Big-ip_access_policy_manager, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2018-07-06.
- How severe is CVE-2018-13405?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-13405 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.