CVE-2021-23362

Regular Expression Denial of Service (ReDoS)

Published: Mar 23, 2021Updated: Nov 21, 2024 Sources: CVE List NVD GHSA BDU csafCWE-1333

5.3MEDIUM

Description

The package hosted-git-info before 3.0.8 are vulnerable to Regular Expression Denial of Service (ReDoS) via regular expression shortcutMatch in the fromUrl function in index.js. The affected regular expression exhibits polynomial worst-case time complexity.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:LAvailability

Low

Open in CVSS calculator →

Weaknesses

CWE-1333

Affected Products

Сообщество свободного программного обеспечения

oss-projectaka fsf

Debian GNU/LinuxOn-premOS

Operating Systems / linux-distro

ООО «РусБИТех-Астра»

commercial·RUaka rusbitech-astra

Astra Linux Special EditionOn-premOS

Operating Systems / linux-distro

Rebecca Turner

individual-dev

Node-hosted-git-infoLibrary

OSS Libraries / generic-library

АО «НППКТ»

commercial·RU

ОСОН ОСнова ОnyxOn-premOS

Operating Systems / linux-distro

npmjs

oss-projectaka arborist, tar, npm

hosted-git-infoLibrary

OSS Libraries / npm

siemens

commercial·DEaka siemens ag

sinec infrastructure network services

ICS / OT / IoT

and 2 more affected products View all →

Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

Official Patch Available

Is your org exposed to CVE-2021-23362?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique

Impact

View detailed technique mapping

References

https://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355

snyk.io

https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1088356

snyk.io

https://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3

github.com

and 99 more references View all →

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2021-23362 and every CVE in our database. Create a free account — no credit card required.

Create Free Account

Plain-language analysis

Impact assessment and exploitation scenario in plain English

Attack graph visualization

Interactive attack path and kill chain mapping

Exploit details & PoC links

ExploitDB, Metasploit, GitHub PoCs with direct links

Nuclei scanner templates

Ready-to-use vulnerability scanner templates

Full remediation guide

Patch instructions, workarounds, and compliance impact

Interactive AI chat

Ask questions about this vulnerability in natural language

Related vulnerabilities

Semantically similar CVEs and attack patterns

REST API & MCP access

Integrate vulnerability data into your workflows