CVE-2018-5520
What it is
On an F5 BIG-IP 13.0.0-13.1.0.5, 12.1.0-12.1.3.1, or 11.2.1-11.6.3.1 system configured in Appliance mode, the TMOS Shell (tmsh) may allow an administrative user to use the dig utility to gain unauthorized access to file system resources.
At a glance
- Exploitability
- Can be exploited over the network with an admin-level account. High risk of data exposure.
- Exploit odds
- 1.0% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.0% in the next 30 days (EPSS).
- Severity: 4.4 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.0% · EPSS, next 30 days
- Weakness
- CWE-863 · Incorrect authorization
- Record status
- Modified
Affected
- f5 big-ip Local Traffic Manager ≤ 11.6.3
- f5 big-ip Local Traffic Manager ≤ 12.1.3
- f5 big-ip Local Traffic Manager ≤ 13.1.0
- f5 big-ip Application Acceleration Manager ≤ 11.6.3
- f5 big-ip Application Acceleration Manager ≤ 12.1.3
- f5 big-ip Application Acceleration Manager ≤ 13.1.0
- f5 big-ip Advanced Firewall Manager ≤ 11.6.3
- f5 big-ip Advanced Firewall Manager ≤ 12.1.3
Attack profile CVSS 3.0 · 4.4
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2018-5520.md and follow it. Check whether this project is affected by CVE-2018-5520. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
