Regular Expression Vulnerability in Node.js Marked Package
CVE-2015-8854

7.5HIGH

Key Information:

Vendor

Nodejs

Status
Node.js
Vendor
CVE Published:
23 January 2017

What is CVE-2015-8854?

The marked package for Node.js prior to version 0.3.4 has a vulnerability that allows attackers to exploit a catastrophic backtracking issue in its regular expression handling. This can lead to denial of service by causing excessive CPU consumption. Attackers may trigger this vulnerability through unspecified input patterns that engage the em inline rule, disrupting service availability and impacting application performance.

References

https://nodesecurity.io/advisories/23
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http://www.openwall.com/lists/oss-security/2016/04/20/11
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https://support.f5.com/csp/article/K05052081?utm_source=f...
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.