F5 BIG-IP TMUI privilege escalation

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.
8.4$0-$5k0.00

Summaryinfo

A vulnerability was found in F5 BIG-IP. It has been declared as very critical. This affects an unknown part of the component TMUI. Executing a manipulation can lead to an unknown weakness. The identification of this vulnerability is CVE-2021-22988. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in F5 BIG-IP (Firewall Software) (version now known) and classified as very critical. This vulnerability affects some unknown processing of the component TMUI. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 03/10/2021 as K02566623. The advisory is shared for download at support.f5.com. This vulnerability was named CVE-2021-22988. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/31/2021).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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-2021-22988 (🔍)
GCVE (CVE): GCVE-0-2021-22988
GCVE (VulDB): GCVE-100-171184

Entryinfo

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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