CVE-2015-8855

HIGH severity · CVSS 7.5 · CWE-399

7.5CVSS HIGH

Summary

The semver package before 4.3.2 for Node.js allows attackers to cause a denial of service (CPU consumption) via a long version string, aka a "regular expression denial of service (ReDoS)."

Impact & exploitability

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

Confidentiality impactNone

Integrity impactNone

Availability impactHigh

Exploit probability (EPSS)1%

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products we track (1)

Node.js

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://nodesecurity.io/advisories/31 ↗

Additional information

NVD record
https://nodesecurity.io/advisories/31Patch
https://nodesecurity.io/advisories/31Patch
http://www.openwall.com/lists/oss-security/2016/04/20/11Advisory
http://www.securityfocus.com/bid/86957Advisory
http://www.openwall.com/lists/oss-security/2016/04/20/11Advisory
http://www.securityfocus.com/bid/86957Advisory