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CVE-2020-7754

Regular Expression Denial of Service (ReDoS)

Published: Oct 27, 2020Updated: Nov 21, 2024 Sources: CVE List NVD GHSA BDUNVD-CWE-noinfo
NVD MITRE
7.5CVSSHIGH
EPSS Score
3.4%
Top 12.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
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:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

Red Hat Enterprise LinuxRed Hat Inc.
On-premOS
Operating Systems / linux-distro
OpenShift Container PlatformRed Hat Inc.
SaaSSaaS Service
Cloud & SaaS / container-orchestration
SUSE Liberty LinuxNovell Inc.
On-premOS
Operating Systems / linux-distro
npm-user-validateNPM, Inc.
Library
OSS Libraries / npm
Red Hat Software Collections for Red Hat Enterprise LinuxRed Hat Inc.
On-prem
Operating Systems / linux-distro
red hat inc.commercialUSOperating Systemsaka red hat
novell inc.commercialUSOperating Systems
npm, inc.commercialOSS Libraries
and 3 more affected products View all →

Exploitability

Official Patch Available

References

https://github.com/npm/npm-user-validate/commit/c8a87dac1a4cc6988b5418f30411a8669bef204e
github.com
https://access.redhat.com/security/cve/CVE-2020-7754
access.redhat.com
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1019353
snyk.io
and 7 more references View all →

Timeline

Published
Oct 27, 2020
Last Updated
Nov 21, 2024

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