Denial of Service in node-sass NPM package



Risk Medium
Patch available NO
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
 node-sass
Web applications / Modules and components for CMS

Vendor xzyfer

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU24239

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: N/A

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

Crafted objects passed to the renderSync function may trigger C++ assertions in CustomImporterBridge::get_importer_entry and CustomImporterBridge::post_process_return_value that crash the Node process. This may allow attackers to crash the system's running Node process and lead to Denial of Service.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

node-sass: 0.2.0 - 4.13.0

CPE2.3 External links

https://www.npmjs.com/advisories/961


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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