Medium severity · published Oct 27, 2017
CVE-2017-6162
In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, Websafe software version 12.0.0 to 12.1.2, 11.6.0 to 11.6.1, 11.4.0 to 11.5.4,…
5.9
CVSS
1.7%
EPSS
No
On KEV
Description
In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, Websafe software version 12.0.0 to 12.1.2, 11.6.0 to 11.6.1, 11.4.0 to 11.5.4, 11.2.1, in some cases TMM may crash when processing TCP traffic. This vulnerability affects TMM via a virtual server configured with TCP profile. Traffic processing is disrupted while Traffic Management Microkernel (TMM) restarts. If the affected BIG-IP system is configured to be part of a device group, it will trigger a failover to the peer device.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% 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
11.5.0 through 11.5.4; 11.2.1; 11.6.0; 11.6.1; 12.0.0; 12.1.0; +1 more · source: NVD
BA
Big-ip Advanced Firewall Manager · F5
11.5.0 through 11.5.4; 11.2.1; 11.6.0; 11.6.1; 12.0.0; 12.1.0; +1 more · source: NVD
BA
Big-ip Application Acceleration Manager · F5
11.5.0 through 11.5.4; 11.2.1; 11.6.0; 11.6.1; 12.0.0; 12.1.0; +1 more · source: NVD
BA
Big-ip Application Security Manager · F5
11.5.0 through 11.5.4; 11.2.1; 11.6.0; 11.6.1; 12.0.0; 12.1.0; +1 more · source: NVD
BL
Big-ip Link Controller · F5
11.5.0 through 11.5.4; 11.2.1; 11.6.0; 11.6.1; 12.0.0; 12.1.0; +1 more · source: NVD
BL
Big-ip Local Traffic Manager · F5
11.5.0 through 11.5.4; 11.2.1; 11.6.0; 11.6.1; 12.0.0; 12.1.0; +1 more · source: NVD
BP
Big-ip Policy Enforcement Manager · F5
11.5.0 through 11.5.4; 11.2.1; 11.6.0; 11.6.1; 12.0.0; 12.1.0; +1 more · source: NVD
BW
Big-ip Websafe · F5
1.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-6162
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-6162
Third Party Advisory
http://www.securityfocus.com/bid/101635
Third Party Advisory
http://www.securitytracker.com/id/1039673
Vendor Advisory
https://support.f5.com/csp/article/K13421245
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