CVE-2024-23976 — BIG-IP Appliance mode iAppsLX vulnerability

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MEDIUM

BIG-IP Appliance mode iAppsLX vulnerability

Published Feb 14, 2024

6.0

MEDIUM

CVSS 3.1

EPSS 0.17%

Description

When running in Appliance mode, an authenticated attacker assigned the Administrator role may be able to bypass Appliance mode restrictions utilizing iAppsLX templates on a BIG-IP system. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

Vendor F5 Product Big-IP Default
n/a
- Version
  15.1.0
  Status
  affected
  Constraints
  <15.1.9
- Version
  16.1.0
  Status
  affected
  Constraints
  <16.1.4
- Version
  17.1.0
  Status
  affected
  Constraints
  <17.1.1

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Big-IP

n/a

Version	Status	Constraints
15.1.0	affected	<15.1.9
16.1.0	affected	<16.1.4
17.1.0	affected	<17.1.1

Vendor F5 Product Big-IP Default
n/a
- Version
  15.1.0
  Status
  affected
  Constraints
  <15.1.9
- Version
  16.1.0
  Status
  affected
  Constraints
  <16.1.4
- Version
  17.1.0
  Status
  affected
  Constraints
  <17.1.1

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Big-IP

n/a

Version	Status	Constraints
15.1.0	affected	<15.1.9
16.1.0	affected	<16.1.4
17.1.0	affected	<17.1.1

Remediation

No remediation recorded yet.

Metrics

0.17% 0.00167

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00167

Score over time

2024–2026

EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v3
EPSS v4
EPSS v5

Table of values (6 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.17% (0.00167)	5.40th	v5 (v2026.06.15)
Jun 15, 2026	0.17% (0.00167)	6.30th	v5 (v2026.06.15)
Mar 17, 2025	0.07% (0.00069)	18.50th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00043)	10.81th	v3 (v2023.03.01)
May 29, 2024	0.04% (0.00043)	8.72th	v3 (v2023.03.01)
Feb 15, 2024	0.04% (0.00043)	6.71th	v3 (v2023.03.01)