Home/CVE/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
CVE

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

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.

HIGH · CVSS 7.5 EPSS 0.00821
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Affected Products & Versions

60
f5 big-ip local traffic manager>= 11.2.1 and <= 11.5.6
f5 big-ip local traffic manager>= 11.6.0 and <= 11.6.3.2
f5 big-ip local traffic manager>= 12.1.0 and <= 12.1.3.5
f5 big-ip local traffic manager>= 13.0.0 and <= 13.1.0.7
f5 big-ip local traffic manager>= 14.0.0 and <= 14.0.0.2
f5 big-ip advanced firewall manager>= 11.2.1 and <= 11.5.6
f5 big-ip advanced firewall manager>= 11.6.0 and <= 11.6.3.2
f5 big-ip advanced firewall manager>= 12.1.0 and <= 12.1.3.5
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Scoring & Timeline

7.5
HIGH · CVSS v3.0 · f5sirt@f5.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD31 Oct 2018 · 02:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.f5.com/csp/article/K43625118MitigationVendor Advisory
https://support.f5.com/csp/article/K43625118?utm_source=f5support&amp
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