Vulnerability · Published Oct 19, 2022 · Assigned by f5
CVE-2022-41787BIG-IP DNS Express vulnerability CVE-2022-41787
High 7.5
In plain English
A high-severity null pointer dereference in BIG-IP DNS from F5. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 55% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.7%top 45.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5.1, and 13.1.x before 13.1.5.1, when DNS profile is configured on a virtual server with DNS Express enabled, undisclosed DNS queries with DNSSEC can cause TMM to terminate.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| F5 | BIG-IP DNS | 17.0.x – before 17.0.0.116.1.x – before 16.1.3.115.1.x – before 15.1.6.114.1.x – before 14.1.5.113.1.x – before 13.1.5.1 |
| F5 | BIG-IP LTM | 17.0.x – before 17.0.0.116.1.x – before 16.1.3.115.1.x – before 15.1.6.114.1.x – before 14.1.5.113.1.x – before 13.1.5.1 |
Weakness: CWE-476 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H