Medium severity · published Dec 21, 2017
CVE-2017-6139
In F5 BIG-IP APM software version 13.0.0 and 12.1.2, under rare conditions, the BIG-IP APM system appends log details when responding to client requests
5.9
CVSS
1.7%
EPSS
No
On KEV
Description
In F5 BIG-IP APM software version 13.0.0 and 12.1.2, under rare conditions, the BIG-IP APM system appends log details when responding to client requests. Details in the log file can vary; customers running debug mode logging with BIG-IP APM are at highest risk.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
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
12.1.2; 13.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-6139
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-6139
www.securityfocus.com
http://www.securityfocus.com/bid/106186
Third Party Advisory
http://www.securitytracker.com/id/1040055
Issue Tracking
https://support.f5.com/csp/article/K45432295
More from Big-ip Access Policy Manager
9.8
CVE-2026-94127
BIG-IP APM OAuth vulnerability
9.8
CVE-2025-53521
BigIP APM Vulnerability
9.8
CVE-2023-46747
BIG-IP Configuration utility unauthenticated remote code execution vulnerability
9.8
CVE-2022-1388
F5 BIG-IP Missing Authentication Vulnerability
9.8
CVE-2021-22991
F5 BIG-IP Traffic Management Microkernel Buffer Overflow