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CVE-2020-5907

HIGHCVSS 7.2/10EPSS 1.43%

Last modified

CVE-2020-5907 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. In BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, an authorized user provided with access only to the TMOS Shell (tmsh) may be able to conduct arbitrary file read/writes via the built-in sftp functionality.. EPSS estimates a 1.43% chance of exploitation in the next 30 days.

Description

In BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, an authorized user provided with access only to the TMOS Shell (tmsh) may be able to conduct arbitrary file read/writes via the built-in sftp functionality.

Metrics

CVSS 3.1
7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
1.43%

69.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Access Policy Manager>= 13.1.0, <= 13.1.3
F5Big-Ip Access Policy Manager>= 14.1.0, <= 14.1.2
F5Big-Ip Access Policy Manager>= 15.0.0, <= 15.1.0
F5Big-Ip Advanced Firewall Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Advanced Firewall Manager>= 13.1.0, <= 13.1.3
F5Big-Ip Advanced Firewall Manager>= 14.1.0, <= 14.1.2
F5Big-Ip Advanced Firewall Manager>= 15.0.0, <= 15.1.0
F5Big-Ip Analytics>= 11.5.2, <= 11.6.5
F5Big-Ip Analytics>= 12.1.0, <= 12.1.5
F5Big-Ip Analytics>= 13.1.0, <= 13.1.3
F5Big-Ip Analytics>= 14.1.0, <= 14.1.2
F5Big-Ip Analytics>= 15.0.0, <= 15.1.0
F5Big-Ip Application Acceleration Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Application Acceleration Manager>= 13.1.0, <= 13.1.3
F5Big-Ip Application Acceleration Manager>= 14.1.0, <= 14.1.2
F5Big-Ip Application Acceleration Manager>= 15.0.0, <= 15.1.0
F5Big-Ip Application Security Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Application Security Manager>= 13.1.0, <= 13.1.3
F5Big-Ip Application Security Manager>= 14.1.0, <= 14.1.2
F5Big-Ip Application Security Manager>= 15.0.0, <= 15.1.0
F5Big-Ip Domain Name System>= 11.5.2, <= 11.6.5
F5Big-Ip Domain Name System>= 12.1.0, <= 12.1.5
F5Big-Ip Domain Name System>= 13.1.0, <= 13.1.3
F5Big-Ip Domain Name System>= 14.1.0, <= 14.1.2
F5Big-Ip Domain Name System>= 15.0.0, <= 15.1.0
F5Big-Ip Fraud Protection Service>= 11.5.2, <= 11.6.5
F5Big-Ip Fraud Protection Service>= 12.1.0, <= 12.1.5
F5Big-Ip Fraud Protection Service>= 13.1.0, <= 13.1.3
F5Big-Ip Fraud Protection Service>= 14.1.0, <= 14.1.2
F5Big-Ip Fraud Protection Service>= 15.0.0, <= 15.1.0
F5Big-Ip Global Traffic Manager>= 11.6.1, <= 11.6.5
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Global Traffic Manager>= 13.1.0, <= 13.1.3
F5Big-Ip Global Traffic Manager>= 14.1.0, <= 14.1.2
F5Big-Ip Global Traffic Manager>= 15.0.0, <= 15.1.0
F5Big-Ip Link Controller>= 11.5.2, <= 11.6.5
F5Big-Ip Link Controller>= 12.1.0, <= 12.1.5
F5Big-Ip Link Controller>= 13.1.0, <= 13.1.3
F5Big-Ip Link Controller>= 14.1.0, <= 14.1.2
F5Big-Ip Link Controller>= 15.0.0, <= 15.1.0
F5Big-Ip Local Traffic Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Local Traffic Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Local Traffic Manager>= 13.1.0, <= 13.1.3
F5Big-Ip Local Traffic Manager>= 14.1.0, <= 14.1.2
F5Big-Ip Local Traffic Manager>= 15.0.0, <= 15.1.0

Showing 50 of 55 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-5907?
In BIG-IP versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, an authorized user provided with access only to the TMOS Shell (tmsh) may be able to conduct arbitrary file read/writes via the built-in sftp functionality.
How severe is CVE-2020-5907?
CVE-2020-5907 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.43% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5907?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-5907?

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Source: NVD / NIST