VDB-181096 · CVE-2021-33580 · GCVE-0-2021-33580

Roller up to 6.0.1 Regex 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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Roller up to 6.0.1. It has been declared as problematic. This vulnerability affects the function request.getHeader/request.getRequestURL/request.getQueryString of the component Regex Handler. Executing a manipulation can lead to resource consumption. This vulnerability is handled as CVE-2021-33580. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Roller up to 6.0.1. It has been declared as problematic. This vulnerability affects the function request.getHeader/request.getRequestURL/request.getQueryString of the component Regex 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 released 08/18/2021. The advisory is shared for download at lists.apache.org. This vulnerability was named CVE-2021-33580. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 6.0.2 eliminates this vulnerability.

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Productinfo

Name

Roller

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Roller 6.0.2

Timelineinfo

05/26/2021 🔍
08/18/2021 +84 days 🔍
08/18/2021 +0 days 🔍
08/21/2021 +3 days 🔍

Sourcesinfo

Advisory: lists.apache.org
Status: Confirmed

CVE: CVE-2021-33580 (🔍)
GCVE (CVE): GCVE-0-2021-33580
GCVE (VulDB): GCVE-100-181096

Entryinfo

Created: 08/18/2021 13:27
Updated: 08/21/2021 08:55
Changes: 08/18/2021 13:27 (38), 08/21/2021 08:55 (2)
Complete: 🔍
Cache ID: 216::103