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CVE-2017-16118

UnknownEPSS 1.95%

Last modified

CVE-2017-16118 is a vulnerability of currently unknown severity. The forwarded module is used by the Express.js framework to handle the X-Forwarded-For header. It is vulnerable to a regular expression denial of service when it's passed specially crafted input to parse. EPSS estimates a 1.95% chance of exploitation in the next 30 days.

Description

The forwarded module is used by the Express.js framework to handle the X-Forwarded-For header. It is vulnerable to a regular expression denial of service when it's passed specially crafted input to parse. This causes the event loop to be blocked causing a denial of service condition.

Metrics

EPSS Probability
1.95%

77.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Forwarded ProjectForwarded< 0.1.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-16118?
The forwarded module is used by the Express.js framework to handle the X-Forwarded-For header. It is vulnerable to a regular expression denial of service when it's passed specially crafted input to parse. This causes the event loop to be blocked causing a denial of service condition.
How severe is CVE-2017-16118?
Severity scoring for CVE-2017-16118 is pending analysis. The EPSS model estimates a 1.95% probability of exploitation in the next 30 days.
How do I fix CVE-2017-16118?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST