CVE-2021-22983

MEDIUM

5.4

CVSS Score

Published: February 12, 2021 at 05:57 PM UTC

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

1 product affected across 1 vendorBig IP Advanced Firewall Manager

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Severity

MEDIUM5.4

Exploit prediction

EPSS 0.5%

Description

On BIG-IP AFM version 15.1.x before 15.1.1, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.5, authenticated users accessing the Configuration utility for AFM are vulnerable to a cross-site scripting attack if they attempt to access a maliciously-crafted URL. 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 Advanced Firewall Manager · F5

95%

13.1.0 ≤ v < 13.1.3.514.1.0 ≤ v < 14.1.3.115.1 ≤ v < 15.1.115.1.0 ≤ v < 15.1.1

Affected range stops below 13.1.3.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 14.1.3.1, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.1.1, 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/K76518456

References (1)

x_refsource_MISCVendor Advisory

Source: [email protected]

https://support.f5.com/csp/article/K76518456

CVSS

5.4MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: REQUIRED
Scope: CHANGED
Confidentiality: LOW
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-79

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