High severity · published Oct 31, 2018
CVE-2018-15317
In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.5, 12.1.0-12.1.4.1, and 11.2.1-11.6.3.2, an attacker sending specially crafted SSL records to a SSL Virtual Server will cause corruption…
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.5, 12.1.0-12.1.4.1, and 11.2.1-11.6.3.2, an attacker sending specially crafted SSL records to a SSL Virtual Server will cause corruption in the SSL data structures leading to intermittent decrypt BAD_RECORD_MAC errors. Clients will be unable to access the application load balanced by a virtual server with an SSL profile until tmm is restarted.
CVSS vector
CVSS:3.0/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)1.4% · higher than 72% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
Big-ip Access Policy Manager · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BA
Big-ip Advanced Firewall Manager · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BA
Big-ip Analytics · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BA
Big-ip Application Acceleration Manager · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BD
Big-ip Domain Name System · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BE
Big-ip Edge Gateway · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BF
Big-ip Fraud Protection Service · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BG
Big-ip Global Traffic Manager · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BL
Big-ip Link Controller · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BL
Big-ip Local Traffic Manager · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BP
Big-ip Policy Enforcement Manager · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
BP
Big-ip Protocol Security Module · F5
11.2.1 through 11.5.6; 11.6.0 through 11.6.3.2; 12.1.0 through 12.1.3.5; 13.0.0 through 13.1.0.7; 14.0.0 through 14.0.0.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-15317
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-15317
Mitigation
https://support.f5.com/csp/article/K43625118
support.f5.com
https://support.f5.com/csp/article/K43625118?utm_source=f5support&%3Butm_medium=RSS
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