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CVE-2001-1556

UnknownEPSS 3.56%

Last modified

CVE-2001-1556 is a vulnerability of currently unknown severity. The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep.. EPSS estimates a 3.56% chance of exploitation in the next 30 days.

Description

The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep.

Metrics

EPSS Probability
3.56%

87.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server>= 1.3.0, < 1.3.31
ApacheHttp Server>= 2.0.0, < 2.0.49

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2001-1556?
The log files in Apache web server contain information directly supplied by clients and does not filter or quote control characters, which could allow remote attackers to hide HTTP requests and spoof source IP addresses when logs are viewed with UNIX programs such as cat, tail, and grep.
How severe is CVE-2001-1556?
Severity scoring for CVE-2001-1556 is pending analysis. The EPSS model estimates a 3.56% probability of exploitation in the next 30 days.
How do I fix CVE-2001-1556?
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.

How Strix Helps

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Source: NVD / NIST