CVE-2021-23002
What it is
When using BIG-IP APM 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, or all 12.1.x and 11.6.x versions or Edge Client versions 7.2.1.x before 7.2.1.1, 7.1.9.x before 7.1.9.8, or 7.1.8.x before 7.1.8.5, the session ID is visible in the arguments of the f5vpn.exe command when VPN is launched from the browser on a Windows system. Addressing this issue requires both the client and server fixes. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
At a glance
- Exploitability
- Can be exploited from the same network segment with an admin-level account. High risk of data exposure.
- Exploit odds
- 0.4% 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: 0.4% in the next 30 days (EPSS).
- Severity: 4.5 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.4% · EPSS, next 30 days
- Record status
- Modified
Affected
- f5 Access Policy Manager Clients < 7.1.8.5
- f5 Access Policy Manager Clients < 7.1.9.8
- f5 Access Policy Manager Clients < 7.2.1.1
- f5 big-ip Access Policy Manager ≤ 11.6.5
- f5 big-ip Access Policy Manager ≤ 12.1.5
- f5 big-ip Access Policy Manager < 13.1.3.6
- f5 big-ip Access Policy Manager < 14.1.4
- f5 big-ip Access Policy Manager < 15.1.2.1
Attack profile CVSS 3.1 · 4.5
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:A/AC:L/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-2021-23002.md and follow it. Check whether this project is affected by CVE-2021-23002. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
