CVE Tools
Sign in

CVE-2021-33587

Published: May 28, 2021Updated: Nov 21, 2024 Sources: CVE List NVD GHSA BDUNVD-CWE-noinfo
NVD MITRE
7.5CVSSHIGH
EPSS Score
2.3%
Top 19.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input.

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

n/an/a
css-whatnpmOSS Libraries
css-whatcss-what project
Library
OSS Libraries / generic-library
e-series performance analyzernetappHardware Firmware
Debian GNU/LinuxСообщество свободного программного обеспечения
On-premOS
Operating Systems / linux-distro
npmpackage-ecosystemOSS Libraries
css-what projectoss-projectOSS Librariesaka css-what
netappcommercialUSHardware Firmware
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
and 1 more affected products View all →

Exploitability

Official Patch Available

References

https://github.com/fb55/css-what/releases/tag/v5.0.1
github.com
https://security.netapp.com/advisory/ntap-20210706-0007/
security.netapp.com
https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html
lists.debian.org
and 7 more references View all →

Timeline

Published
May 28, 2021
Last Updated
Nov 21, 2024

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2021-33587 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