High severity · published Dec 21, 2017
CVE-2017-6138
In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and WebSafe software version 13.0.0 and 12.1.0 - 12.1.2, malicious requests made to virtual servers…
7.5
CVSS
1.6%
EPSS
No
On KEV
Description
In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and WebSafe software version 13.0.0 and 12.1.0 - 12.1.2, malicious requests made to virtual servers with an HTTP profile can cause the TMM to restart. The issue is exposed with BIG-IP APM profiles, regardless of settings. The issue is also exposed with the non-default "normalize URI" configuration options used in iRules and/or BIG-IP LTM policies.
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)1.6% · higher than 75% 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
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BA
Big-ip Advanced Firewall Manager · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BA
Big-ip Analytics · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BA
Big-ip Application Acceleration Manager · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BA
Big-ip Application Security Manager · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BD
Big-ip Dns · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BG
Big-ip Global Traffic Manager · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BL
Big-ip Link Controller · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BL
Big-ip Local Traffic Manager · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BP
Big-ip Policy Enforcement Manager · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
BW
Big-ip Websafe · F5
12.1.0 through 12.1.2; 13.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-6138
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-6138
Third Party Advisory
http://www.securitytracker.com/id/1040051
Issue Tracking
https://support.f5.com/csp/article/K34514540
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