VDB-229856 · CVE-2023-33950 · GCVE-0-2023-33950

Liferay Portal/DXP Pattern Redirect redos

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.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Liferay Portal and DXP and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Pattern Redirect Handler. Such manipulation leads to redos. This vulnerability is documented as CVE-2023-33950. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Liferay Portal and DXP (the affected version is unknown) and classified as problematic. Affected by this issue is an unknown code of the component Pattern Redirect Handler. The manipulation with an unknown input leads to a redos vulnerability. Using CWE to declare the problem leads to CWE-1333. The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles. Impacted is availability. CVE summarizes:

Pattern Redirects in Liferay Portal 7.4.3.48 through 7.4.3.76, and Liferay DXP 7.4 update 48 through 76 allows regular expressions that are vulnerable to ReDoS attacks to be used as patterns, which allows remote attackers to consume an excessive amount of server resources via crafted request URLs.

The weakness was released 05/24/2023. The advisory is shared for download at liferay.dev. This vulnerability is handled as CVE-2023-33950 since 05/24/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1449.003.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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

Productinfo

Type

Enterprise Resource Planning Software

Vendor

Liferay

Name

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector ([email protected]): 🔍

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: Redos
CWE: CWE-1333 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/24/2023 🔍
05/24/2023 +0 days 🔍
05/24/2023 +0 days 🔍
06/17/2023 +24 days 🔍

Sourcesinfo

Advisory: liferay.dev
Status: Confirmed

CVE: CVE-2023-33950 (🔍)
GCVE (CVE): GCVE-0-2023-33950
GCVE (VulDB): GCVE-100-229856

Entryinfo

Created: 05/24/2023 19:44
Updated: 06/17/2023 09:51
Changes: 05/24/2023 19:44 (46), 06/17/2023 09:51 (11)
Complete: 🔍
Cache ID: 216::103