Authentication Bypass Vulnerability in F5 BIG-IP by F5 Networks
CVE-2022-1388

9.8CRITICAL

Key Information:

Vendor

F5

Status
Vendor
CVE Published:
5 May 2022

Badges

💰 Ransomware👾 Exploit Exists🟡 Public PoC🟣 EPSS 94%🦅 CISA Reported

What is CVE-2022-1388?

The F5 BIG-IP platform is vulnerable to authentication bypass due to undisclosed requests that can circumvent iControl REST authentication in specific versions. This issue affects several major releases, including 16.1.x, 15.1.x, 14.1.x, 13.1.x, and all versions of 12.1.x and 11.6.x, which could lead to unauthorized access and control over the affected systems. Users are urged to apply the necessary security updates immediately to mitigate potential risks.

CISA has reported CVE-2022-1388

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2022-1388 as being exploited and is known by the CISA as enabling ransomware campaigns.

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

BIG-IP 16.1.x < 16.1.2.2

BIG-IP 15.1.x < 15.1.5.1

BIG-IP 14.1.x < 14.1.4.6

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

References

EPSS Score

94% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 💰

    Used in Ransomware

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

.