F5 BIG-IP iControl REST cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
2.9	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in F5 BIG-IP. Impacted is an unknown function of the component iControl REST. This manipulation causes cross site scripting. This vulnerability is tracked as CVE-2021-22994. No exploit exists.

Detailsinfo

A vulnerability was found in F5 BIG-IP (Firewall Software) (affected version not known). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component iControl REST. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity.

The weakness was disclosed 03/10/2021 as K02566623. It is possible to read the advisory at support.f5.com. This vulnerability is known as CVE-2021-22994. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

A possible mitigation has been published immediately after the disclosure of the vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Firewall Software

Vendor

Name

BIG-IP

License

commercial

Website

Vendor: https://f5.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.0
VulDB Meta Temp Score: 2.9

VulDB Base Score: 3.0
VulDB Temp Score: 2.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

01/06/2021 🔍
03/10/2021 +63 days 🔍
03/10/2021 +0 days 🔍
03/12/2021 +2 days 🔍
03/31/2021 +19 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K02566623
Status: Confirmed

CVE: CVE-2021-22994 (🔍)
GCVE (CVE): GCVE-0-2021-22994
GCVE (VulDB): GCVE-100-171187

Entryinfo

Created: 03/12/2021 08:36
Updated: 03/31/2021 22:29
Changes: 03/12/2021 08:36 (37), 03/31/2021 22:29 (4)
Complete: 🔍
Cache ID: 216::103