Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-chrc-q6v3-jfv8
Advisory ID github_osv/GHSA-chrc-q6v3-jfv8
Aliases CVE-2023-33950
Summary Liferay Portal has Inefficient Regular Expression 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.
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (1)
CWE-1333 Inefficient Regular Expression Complexity
System Score Found at
cvssv3.1 6.5 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/05/GHSA-chrc-q6v3-jfv8/GHSA-chrc-q6v3-jfv8.json
generic_textual MODERATE
Reference id Reference type URL
https://github.com/liferay/liferay-portal
CVE-2023-33950 https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/cve-2023-33950
CVE-2023-33950 https://nvd.nist.gov/vuln/detail/CVE-2023-33950
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/05/GHSA-chrc-q6v3-jfv8/GHSA-chrc-q6v3-jfv8.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2024-10-22T15:43:43Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2023/33xxx/CVE-2023-33950.json

Source Advisory: vulnrichment/CVE-2023-33950

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'no'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]