CVE-2018-5516
On F5 BIG-IP 13.0.0-13.1.0.5, 12.1.0-12.1.2, or 11.2.1-11.6.3.1, Enterprise Manager 3.1.1, BIG-IQ Centralized Management 5.0.0-5.4.0 or…
- Published
- Updated
- Reserved
- Assigned by
- f5
Description
On F5 BIG-IP 13.0.0-13.1.0.5, 12.1.0-12.1.2, or 11.2.1-11.6.3.1, Enterprise Manager 3.1.1, BIG-IQ Centralized Management 5.0.0-5.4.0 or 4.6.0, BIG-IQ Cloud and Orchestration 1.0.0, or F5 iWorkflow 2.0.2-2.3.0, authenticated users granted TMOS Shell (tmsh) access can access objects on the file system which would normally be disallowed by tmsh restrictions. This allows for authenticated, low privileged attackers to exfiltrate objects on the file system which should not be allowed.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium4.7 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.31% · top 76% of all CVEs (5 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.7.
Weakness
- Privilege escalation
- CWE-732 (opens in a new tab)All about CWE-732 and its CVEs
Affected products
F5 Networks, Inc. · BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator, WebSafe)
- affected 13.0.0-13.1.0.5
- affected 12.1.0-12.1.2
- affected 11.2.1-11.6.3.1
F5 Networks, Inc. · Enterprise Manager
- affected 3.1.1
F5 Networks, Inc. · BIG-IQ Centralized Management
- affected 5.0.0-5.4.0
- affected 4.6.0
F5 Networks, Inc. · BIG-IQ Cloud and Orchestration
- affected 1.0.0
- affected 2.0.2-2.3.0
References (3)
- https://support.f5.com/csp/article/K37442533 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1040800 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 1040799 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-5516)Record last updated .