F5 BIG-IP up to 15.1.0.5 HTTP Compression resource consumption

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in F5 BIG-IP up to 11.6.5.1/12.1.5.1/13.1.3.4/14.1.2.3/15.1.0.5. It has been classified as problematic. This issue affects some unknown processing of the component HTTP Compression Handler. This manipulation causes resource consumption. This vulnerability appears as CVE-2020-5933. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 11.6.5.1/12.1.5.1/13.1.3.4/14.1.2.3/15.1.0.5 (Firewall Software). It has been declared as problematic. Affected by this vulnerability is an unknown code block of the component HTTP Compression Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability.

The weakness was presented 10/30/2020 as K26244025. The advisory is shared at support.f5.com. This vulnerability is known as CVE-2020-5933. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Firewall Software

Vendor

Name

BIG-IP

Version

License

commercial

Website

Vendor: https://f5.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/06/2020 🔍
10/30/2020 +298 days 🔍
10/30/2020 +0 days 🔍
11/30/2020 +31 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K26244025
Status: Confirmed

CVE: CVE-2020-5933 (🔍)
GCVE (CVE): GCVE-0-2020-5933
GCVE (VulDB): GCVE-100-164113

Entryinfo

Created: 10/30/2020 16:37
Updated: 11/30/2020 18:47
Changes: 10/30/2020 16:37 (39), 11/30/2020 18:43 (2), 11/30/2020 18:47 (18)
Complete: 🔍
Cache ID: 216::103