Medium severity · published Aug 26, 2020
CVE-2020-5923
In BIG-IP versions 15.0.0-15.1.0.4, 14.1.0-14.1.2.6, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1 and BIG-IQ versions 5.4.0-7.0.0, Self-IP port-lockdown bypass via IPv6…
5.4
CVSS
0.5%
EPSS
No
On KEV
Description
In BIG-IP versions 15.0.0-15.1.0.4, 14.1.0-14.1.2.6, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1 and BIG-IQ versions 5.4.0-7.0.0, Self-IP port-lockdown bypass via IPv6 link-local addresses.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% 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
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BA
Big-ip Advanced Firewall Manager · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BA
Big-ip Analytics · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BA
Big-ip Application Acceleration Manager · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BA
Big-ip Application Security Manager · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BD
Big-ip Domain Name System · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BF
Big-ip Fraud Protection Service · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BG
Big-ip Global Traffic Manager · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BL
Big-ip Link Controller · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BL
Big-ip Local Traffic Manager · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BP
Big-ip Policy Enforcement Manager · F5
11.6.1 before 11.6.5.2; 12.1.0 before 12.1.5.2; 13.1.0 before 13.1.3.4; 14.1.0 before 14.1.2.7; 15.0.0 before 15.1.0.5 · source: NVD
BC
Big-iq Centralized Management · F5
6.0.0 through 6.1.0; 5.4.0; 7.0.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-5923
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-5923
Vendor Advisory
https://support.f5.com/csp/article/K05975972
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