High severity · published Oct 19, 2022
CVE-2022-41787
BIG-IP DNS Express vulnerability CVE-2022-41787
7.5
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BD
BIG-IP DNS · F5
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; 13.1.x before 13.1.5.1 · source: vendor
BL
BIG-IP LTM · F5
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; 13.1.x before 13.1.5.1 · source: vendor
BD
Big-ip Domain Name System · F5
13.1.0 before 13.1.5.1; 14.1.0 before 14.1.5.1; 15.1.0 before 15.1.6.1; 16.1.0 before 16.1.3.1; 17.0.0 before 17.0.0.1 · source: NVD
BL
Big-ip Local Traffic Manager · F5
13.1.0 before 13.1.5.1; 14.1.0 before 14.1.5.1; 15.1.0 before 15.1.6.1; 16.1.0 before 16.1.3.1; 17.0.0 before 17.0.0.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-41787
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-41787
Mitigation
https://support.f5.com/csp/article/K70569537
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