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CVE-2017-3167

CRITICALCVSS 9.8/10EPSS 20.23%

Last modified

CVE-2017-3167 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed.. EPSS estimates a 20.23% chance of exploitation in the next 30 days.

Description

In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
20.23%

97.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheHttp Server>= 2.2.0, < 2.2.33
ApacheHttp Server>= 2.4.0, < 2.4.26
NetappClustered Data OntapAll versions
NetappOncommand Unified ManagerAll versions
NetappStoragegridAll versions
RedhatEnterprise Linux Desktop6.0
RedhatEnterprise Linux Desktop7.0
RedhatEnterprise Linux Eus6.7
RedhatEnterprise Linux Eus7.2
RedhatEnterprise Linux Eus7.3
RedhatEnterprise Linux Eus7.4
RedhatEnterprise Linux Eus7.5
RedhatEnterprise Linux Eus7.6
RedhatEnterprise Linux Eus7.7
RedhatEnterprise Linux Server6.0
RedhatEnterprise Linux Server7.0
RedhatEnterprise Linux Server Aus7.2
RedhatEnterprise Linux Server Aus7.3
RedhatEnterprise Linux Server Aus7.4
RedhatEnterprise Linux Server Aus7.6
RedhatEnterprise Linux Server Aus7.7
RedhatEnterprise Linux Server Tus7.2
RedhatEnterprise Linux Server Tus7.3
RedhatEnterprise Linux Server Tus7.4
RedhatEnterprise Linux Server Tus7.6
RedhatEnterprise Linux Server Tus7.7
RedhatEnterprise Linux Workstation6.0
RedhatEnterprise Linux Workstation7.0
RedhatJboss Core Services1.0
AppleMac Os X< 10.13.1
DebianDebian Linux8.0
DebianDebian Linux9.0
OracleSecure Global Desktop5.3

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-3167?
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed.
How severe is CVE-2017-3167?
CVE-2017-3167 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 20.23% probability of exploitation in the next 30 days.
How do I fix CVE-2017-3167?
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.

Are you affected by CVE-2017-3167?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST