Multiple vulnerabilities in F5 BIG-IP products and BIG-IQ Centralized Management
Security Bulletin
This security bulletin contains information about 4 vulnerabilities.
1) Memory leak
EUVDB-ID: #VU26456
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-5861
CWE-ID:
CWE-401 - Missing release of memory after effective lifetime
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due to the Traffic Management Microkernel (TMM) process may produce a core file in some cases when Ram Cache incorrectly optimizes stored data. A remote attacker can cause a denial of service condition on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsBIG-IP: 12.1.0 - 12.1.5
BIG-IP LTM: 12.1.0 - 12.1.5
BIG-IP AAM: 12.1.0 - 12.1.5
BIG-IP AFM: 12.1.0 - 12.1.5
BIG-IP Analytics: 12.1.0 - 12.1.5
BIG-IP APM: 12.1.0 - 12.1.5
BIG-IP ASM: 12.1.0 - 12.1.5
BIG-IP DNS: 12.1.0 - 12.1.5
BIG-IP FPS: 12.1.0 - 12.1.5
BIG-IP GTM: 12.1.0 - 12.1.5
BIG-IP Link Controller: 12.1.0 - 12.1.5
BIG-IP PEM: 12.1.0 - 12.1.5
External linkshttp://support.f5.com/csp/article/K22113131
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Input validation error
EUVDB-ID: #VU26465
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-5857
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to undisclosed HTTP behavior. A remote attacker can cause a denial of service condition on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsBIG-IP: 11.5.2 - 15.0.1
BIG-IP LTM: 11.5.2 - 15.0.1
BIG-IP AAM: 11.5.2 - 15.0.1
BIG-IP AFM: 11.5.2 - 15.0.1
BIG-IP Analytics: 11.5.2 - 15.0.1
BIG-IP APM: 11.5.2 - 15.0.1
BIG-IP DNS: 11.5.2 - 15.0.1
BIG-IP ASM: 11.5.2 - 15.0.1
BIG-IP Edge Gateway: 11.5.2 - 15.0.1
BIG-IP FPS: 11.5.2 - 15.0.1
BIG-IP GTM: 11.5.2 - 15.0.1
BIG-IP Link Controller: 11.5.2 - 15.0.1
BIG-IP PEM: 11.5.2 - 15.0.1
BIG-IP WebAccelerator: 11.5.2 - 15.0.1
External linkshttp://support.f5.com/csp/article/K70275209
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Command Injection
EUVDB-ID: #VU26463
Risk: Low
CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-5858
CWE-ID:
CWE-77 - Command injection
Exploit availability: No
DescriptionThe vulnerability allows a local user to execute arbitrary commands on the system.
The vulnerability exists due to the improper input validation. A local user with TMOS Shell (tmsh) access can use a specially crafted "tmsh" command and execute arbitrary commands with elevated privileges.
MitigationInstall updates from vendor's website.
Vulnerable software versionsBIG-IP: 11.5.2 - 15.0.1
BIG-IP LTM: 11.5.2 - 15.0.1
BIG-IP AAM: 11.5.2 - 15.0.1
BIG-IP AFM: 11.5.2 - 15.0.1
BIG-IP Analytics: 11.5.2 - 15.0.1
BIG-IP APM: 11.5.2 - 15.0.1
BIG-IP DNS: 11.5.2 - 15.0.1
BIG-IP ASM: 11.5.2 - 15.0.1
BIG-IP Edge Gateway: 11.5.2 - 15.0.1
BIG-IP FPS: 11.5.2 - 15.0.1
BIG-IP GTM: 11.5.2 - 15.0.1
BIG-IP Link Controller: 11.5.2 - 15.0.1
BIG-IP PEM: 11.5.2 - 15.0.1
BIG-IP WebAccelerator: 11.5.2 - 15.0.1
BIG-IQ Centralized Management: 5.2.0 - 7.0.0
External linkshttp://support.f5.com/csp/article/K36814487
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Input validation error
EUVDB-ID: #VU26460
Risk: Medium
CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-5859
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted HTTP/3 messages, cause the Traffic Management Microkernel (TMM) to produce a core file and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsBIG-IP: 15.1.0.1
BIG-IP LTM: 15.1.0.1
BIG-IP AAM: 15.1.0.1
BIG-IP AFM: 15.1.0.1
BIG-IP Analytics: 15.1.0.1
BIG-IP APM: 15.1.0.1
BIG-IP ASM: 15.1.0.1
BIG-IP DNS: 15.1.0.1
BIG-IP FPS: 15.1.0.1
BIG-IP GTM: 15.1.0.1
BIG-IP Link Controller: 15.1.0.1
BIG-IP PEM: 15.1.0.1
External linkshttp://support.f5.com/csp/article/K61367237
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
