CVE-2021-22980

HIGH

7.8

CVSS Score

Published: February 12, 2021 at 05:52 PM UTC

Updated: June 17, 2026 at 03:38 AM UTC

2 products affected across 1 vendorBig IP Access Policy ManagerBig IP Access Policy Manager Client

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Severity

HIGH7.8

Exploit prediction

EPSS 0.3%

Description

In Edge Client version 7.2.x before 7.2.1.1, 7.1.9.x before 7.1.9.8, and 7.1.x-7.1.8.x before 7.1.8.5, an untrusted search path vulnerability in the BIG-IP APM Client Troubleshooting Utility (CTU) for Windows could allow an attacker to load a malicious DLL library from its current directory. User interaction is required to exploit this vulnerability in that the victim must run this utility on the Windows system. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Big IP Access Policy Manager · F5

95%

11.6.1 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.614.1.0 ≤ v ≤ 14.1.315.1.0 ≤ v ≤ 15.1.216.0.0 ≤ v < 16.0.1.1

Affected range stops below 13.1.3.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 16.0.1.1, so it looks safe — our inference, not a vendor statement

Big IP Access Policy Manager Client · F5

95%

7.1.5 ≤ v < 7.1.8.57.1.9 ≤ v < 7.1.9.87.2 ≤ v < 7.2.1.17.2.1 ≤ v < 7.2.1.1

Affected range stops below 7.1.8.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.1.9.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.2.1.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://support.f5.com/csp/article/K29282483

References (1)

x_refsource_MISCVendor Advisory

Source: [email protected]

https://support.f5.com/csp/article/K29282483

CVSS

7.8HIGH[email protected]

Attack Vector: LOCAL
Complexity: LOW
Privileges: NONE
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-426

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