CVE-2022-27182 | BDVDB-2026-175365 Detail

F5BIG-IP

Description#

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, and 14.1.x versions prior to 14.1.4.6, when BIG-IP packet filters are enabled and a virtual server is configured with the type set to Reject, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: network.

Weaknesses#

CWE-400 Uncontrolled Resource Consumption

References#

https://support.f5.com/csp/article/K31856317

Exploit#

No public exploit known

History#

Version 12022-05-05Record published in the CVE List.
Version 22024-09-16Most recent update recorded in the CVE List.

Published

Published: 2022-05-05
Last modified: 2024-09-16

Vendor information

Vendor: F5
Product: BIG-IP

All F5 vulnerabilities

Score

5.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 59.7.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Denial of Service

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
Not stated
Fixed
13.1.x
Vulnerable
Not stated
Fixed
12.1.x
Vulnerable
Not stated
Fixed
11.6.x
Vulnerable
Not stated
Fixed
17.0.0
Vulnerable
>= 16.1.x and < 16.1.2.2
Fixed
16.1.2.2
Vulnerable
>= 15.1.x and < 15.1.5.1
Fixed
15.1.5.1
Vulnerable
>= 14.1.x and < 14.1.4.6
Fixed
14.1.4.6

Scoring System

CVSS v4.0

Not available

CVSS v3.1

5.3 Medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).