CVE-2022-35243Network attack vector

Administrator security-boundary bypass via undisclosed REST endpoint

Published Aug 4, 2022 · Updated Sep 16, 2024

Privilege restriction bypass in F5 BIG-IP Appliance mode allows remote authenticated users with the Administrator role to cross a security boundary. F5 has not disclosed the iControl REST endpoint or the operation that incorrectly escapes Appliance mode restrictions. Affected versions are 13.1.x, 14.1.x before 14.1.5, 15.1.x before 15.1.5.1, and 16.1.x before 16.1.3.

CVSS severity8.7
High
EPSS probability0.70%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Privilege restriction bypass in F5 BIG-IP Appliance mode allows remote authenticated users with the Administrator role to cross a security boundary. F5 has not disclosed the iControl REST endpoint or the operation that incorrectly escapes Appliance mode restrictions. Affected versions are 13.1.x, 14.1.x before 14.1.5, 15.1.x before 15.1.5.1, and 16.1.x before 16.1.3.

The record

CVE
CVE-2022-35243
Published
Aug 4, 2022
Updated
Sep 16, 2024
Vendor
F5 Networks
Product
BIG-IP
Classifications
CWE-269, T1068
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Aug 4, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=13.1.0 <13.1.x*
  2. Affected versionversion=14.1.x <14.1.5
  3. Affected versionversion=15.1.x <15.1.5.1
  4. Affected versionversion=16.1.x <16.1.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

F5 Networks · BIG-IPversion=13.1.0 <13.1.x*; version=14.1.x <14.1.5; version=15.1.x <15.1.5.1; version=16.1.x <16.1.3

Published CVSS scores

8.7F5CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-269Improper Privilege Management
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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