CVE-2018-5515
On F5 BIG-IP 13.0.0-13.1.0.5, using RADIUS authentication responses from a RADIUS server with...
On F5 BIG-IP 13.0.0-13.1.0.5, using RADIUS authentication responses from a RADIUS server with IPv6 addresses may cause TMM to crash, leading to a failover event.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
On F5 BIG-IP 13.0.0-13.1.0.5, using RADIUS authentication responses from a RADIUS server with IPv6 addresses may cause TMM to crash, leading to a failover event.
- Record
CVE-2018-5515- CVSS 3.0
- 4.4 Medium
CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 6.3 Medium
AV:N/AC:M/Au:S/C:N/I:N/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
On F5 BIG-IP 13.0.0-13.1.0.5, using RADIUS authentication responses from a RADIUS server with IPv6 addresses may cause TMM to crash, leading to a failover event.
- Record
CVE-2018-5515- Updated
- 2026-11-02
EUVDEUVD-2018-17284 No score
On F5 BIG-IP 13.0.0-13.1.0.5, using RADIUS authentication responses from a RADIUS server with IPv6 addresses may cause TMM to crash, leading to a failover event.
- Record
EUVD-2018-17284- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g744-hv99-8369
On F5 BIG-IP 13.0.0-13.1.0.5, using RADIUS authentication responses from a RADIUS server with...
On F5 BIG-IP 13.0.0-13.1.0.5, using RADIUS authentication responses from a RADIUS server with IPv6 addresses may cause TMM to crash, leading to a failover event.
- Record
GHSA-g744-hv99-8369- CVSS 3.0
- 4.4 Medium
CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
- f5 big-ip (ltm, aam, afm, analytics, apm, asm, dns, edge gateway, gtm, link controller, pem, webaccelerator, websafe)
- 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 global traffic manager
- f5 big-ip link controller
- f5 big-ip local traffic manager
- f5 big-ip policy enforcement manager
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-5515 is a medium vulnerability (CVSS 4.4) in F5 Big-ip (ltm, Aam, Afm, Analytics, Apm, Asm, Dns, Edge Gateway, Gtm, Link Controller, Pem, Webaccelerator, Websafe), published May 2, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.10%, the 87th percentile. No source names a fixed version.