CVE-2019-6685

HIGH
7.8
CVSS Score
Published: December 23, 2019 at 05:30 PM UTC
Updated: June 17, 2026 at 02:39 AM UTC
14 products affected across 1 vendorBig IP Access Policy ManagerBig IP Application Security ManagerBig IP Advanced Firewall Manager

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Severity
HIGH7.8
Exploit prediction
EPSS 0.4%

Description

On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, users with access to edit iRules are able to create iRules which can lead to an elevation of privilege, configuration modification, and arbitrary system command execution.

Affected

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

11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, so it looks safe — our inference, not a vendor statement
11.5.2 ≤ v ≤ 11.6.512.1.0 ≤ v ≤ 12.1.513.1.0 ≤ v < 13.1.3.214.0.0 ≤ v < 14.0.1.114.1.0 ≤ v < 14.1.2.315.0.0 ≤ v < 15.1.0
Affected range stops below 13.1.3.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.1.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.1.2.3, so it looks safe — our inference, not a vendor statement
Affected range stops below 15.1.0, 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:

References (1)

x_refsource_CONFIRMVendor Advisory
https://support.f5.com/csp/article/K30215839

CVSS

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

Quick Info

StatusMODIFIED
CWE
CWE-269

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