High severity · published Jul 25, 2018
CVE-2018-5539
Under certain conditions, on F5 BIG-IP ASM 13.0.0-13.1.0.7, 12.1.0-12.1.3.5, 11.6.0-11.6.3.1, 11.5.1-11.5.6, or 11.2.1, when processing CSRF protections, the BIG-IP ASM bd process…
7.5
CVSS
1.8%
EPSS
No
On KEV
Description
Under certain conditions, on F5 BIG-IP ASM 13.0.0-13.1.0.7, 12.1.0-12.1.3.5, 11.6.0-11.6.3.1, 11.5.1-11.5.6, or 11.2.1, when processing CSRF protections, the BIG-IP ASM bd process may restart and produce a core file.
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)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
Big-ip Application Security Manager · F5
11.5.1 through 11.5.6; 11.6.1 through 11.6.3; 12.1.0 through 12.1.3; 13.0.0 through 13.1.0; 11.2.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-5539
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-5539
Third Party Advisory
http://www.securityfocus.com/bid/104921
Vendor Advisory
https://support.f5.com/csp/article/K75432956
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