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CVE

CVE-2018-5517

On F5 BIG-IP 13.1.0-13.1.0.5, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an in

On F5 BIG-IP 13.1.0-13.1.0.5, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.

HIGH · CVSS 7.5 EPSS 0.00749
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

13
f5 big-ip local traffic manager>= 13.1.0 and <= 13.1.0.5
f5 big-ip application acceleration manager>= 13.1.0 and <= 13.1.0.5
f5 big-ip advanced firewall manager>= 13.1.0 and <= 13.1.0.5
f5 big-ip analytics>= 13.1.0 and <= 13.1.0.5
f5 big-ip access policy manager>= 13.1.0 and <= 13.1.0.5
f5 big-ip application security manager>= 13.1.0 and <= 13.1.0.5
f5 big-ip edge gateway>= 13.1.0 and <= 13.1.0.5
f5 big-ip global traffic manager>= 13.1.0 and <= 13.1.0.5
▣

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 NVD02 May 2018 · 01:29 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.
http://www.securitytracker.com/id/1040805Third Party AdvisoryVDB Entry
https://support.f5.com/csp/article/K25573437Vendor Advisory
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