CVE-2021-23362
Regular Expression Denial of Service (ReDoS)
02 Description
Regular Expression Denial of Service (ReDoS)
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.61% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 88.9% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-03-23 16:20Z5 YR AGO
- Last updated
- 2024-09-17 03:02Z2 YR AGO
- Reserved
- 2021-01-08
- Assigning CNA
- snyk
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
- Weaknesses
- Data version
- 5.1
- Document digest
- 4f8bb457c0d142f65b45fc2a442668635c81748b3f7c450266965d0d8bbba831
05 Affected products
06 References
- snyk.iohttps://snyk.io/vuln/SNYK-JS-HOSTEDGITINFO-1088355
- snyk.iohttps://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1088356
- github.comhttps://github.com/npm/hosted-git-info/commit/bede0dc38e1785e732bf0a48ba6f81a4a908eba3
- github.comhttps://github.com/npm/hosted-git-info/commits/v2
- github.comhttps://github.com/npm/hosted-git-info/commit/29adfe5ef789784c861b2cdeb15051ec2ba651a7
- github.comhttps://github.com/npm/hosted-git-info/commit/8d4b3697d79bcd89cdb36d1db165e3696c783a01
- cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
07 Fixed in
AlmaLinux 8
- nodejs-nodemon Fixed in 2.0.3-1.module_el8.4.0+2521+c668cc9f
- nodejs-packaging Fixed
A version is affected if any line below covers it.
- Affected before 17-3.module_el8.3.0+2023+d2377ea3
- Affected before 17-3.module_el8.4.0+2224+b07ac28e
- Affected before 17-3.module_el8.4.0+2521+c668cc9f
- Affected before 23-3.module_el8.4.0+2522+3bd42762
- Affected before 23-3.module_el8.5.0+254+b4526b16
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Arch Linux
- nodejs Fixed in 16.4.1-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
CloudLinux 8
- nodejs-nodemon Fixed in 2.0.3-1.module_el8.4.0+2521+c668cc9f
- nodejs-packaging Fixed
A version is affected if any line below covers it.
- Affected before 17-3.module_el8.3.0+2023+d2377ea3
- Affected before 17-3.module_el8.4.0+2224+b07ac28e
- Affected before 17-3.module_el8.4.0+2521+c668cc9f
- Affected before 23-3.module_el8.4.0+2522+3bd42762
- Affected before 23-3.module_el8.5.0+254+b4526b16
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- node-hosted-git-info Fixed in 3.0.8-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- node-hosted-git-info Fixed in 3.0.8-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- node-hosted-git-info Fixed in 3.0.8-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- node-hosted-git-info Fixed in 2.5.0-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- node-hosted-git-info Fixed in 2.8.5-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.