CVE-2020-5947

4.3MEDIUM

Key Information:

Vendor
F5
Status
Big-ip 2000 Series (c112), Big-ip 4000 Series (c113), Big-ip I2000 Series (c117), Big-ip I4000 Series (c115), Big-ip Virtual Edition (ve)
Vendor
CVE Published:
19 November 2020

Summary

In versions 16.0.0-16.0.0.1 and 15.1.0-15.1.1, on specific BIG-IP platforms, attackers may be able to obtain TCP sequence numbers from the BIG-IP system that can be reused in future connections with the same source and destination port and IP numbers. Only these platforms are affected: BIG-IP 2000 series (C112), BIG-IP 4000 series (C113), BIG-IP i2000 series (C117), BIG-IP i4000 series (C115), BIG-IP Virtual Edition (VE).

Affected Version(s)

BIG-IP 2000 series (C112), BIG-IP 4000 series (C113), BIG-IP i2000 series (C117), BIG-IP i4000 series (C115), BIG-IP Virtual Edition (VE) 16.0.0-16.0.0.1

BIG-IP 2000 series (C112), BIG-IP 4000 series (C113), BIG-IP i2000 series (C117), BIG-IP i4000 series (C115), BIG-IP Virtual Edition (VE) 15.1.0-15.1.1

References

https://support.f5.com/csp/article/K64571774
x_refsource_CONFIRM

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.