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CVE-2017-15715

UnknownEPSS 86.01%

Last modified

CVE-2017-15715 is a vulnerability of currently unknown severity. In Apache httpd 2.4.0 to 2.4.29, the expression specified in <FilesMatch> could match '$' to a newline character in a malicious filename, rather than matching only the end of the filename. This could be exploited in environments where uploads of some files are are externally blocked, but only by matching the trailing portion of the filename.. EPSS estimates a 86.01% chance of exploitation in the next 30 days.

Description

In Apache httpd 2.4.0 to 2.4.29, the expression specified in <FilesMatch> could match '$' to a newline character in a malicious filename, rather than matching only the end of the filename. This could be exploited in environments where uploads of some files are are externally blocked, but only by matching the trailing portion of the filename.

Metrics

EPSS Probability
86.01%

99.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server>= 2.4.0, <= 2.4.29
DebianDebian Linux8.0
DebianDebian Linux9.0
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
CanonicalUbuntu Linux17.10
CanonicalUbuntu Linux18.04
NetappSantricity Cloud ConnectorAll versions
NetappStorage Automation StoreAll versions
NetappStoragegridAll versions
NetappClustered Data OntapAll versions
RedhatEnterprise Linux6.0
RedhatEnterprise Linux7.0
RedhatEnterprise Linux7.4
RedhatEnterprise Linux7.5
RedhatEnterprise Linux7.6

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-15715?
In Apache httpd 2.4.0 to 2.4.29, the expression specified in <FilesMatch> could match '$' to a newline character in a malicious filename, rather than matching only the end of the filename. This could be exploited in environments where uploads of some files are are externally blocked, but only by matching the trailing portion of the filename.
How severe is CVE-2017-15715?
Severity scoring for CVE-2017-15715 is pending analysis. The EPSS model estimates a 86.01% probability of exploitation in the next 30 days.
How do I fix CVE-2017-15715?
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