CVE-2017-15715

Impact:
Low
Public Date:
2018-03-24
CWE:
CWE-787
Bugzilla:
1560614: CVE-2017-15715 httpd: bypass with a trailing newline in the file name

The MITRE CVE dictionary describes this issue as:

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.

Find out more about CVE-2017-15715 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

The "FilesMatch" directive is not enabled in the default httpd configuration as shipped with Red Hat Enterprise Linux, and needs to be explicitly enabled. Therefore this flaw has no impact on the default versions of the httpd package as shipped with Red Hat Enterprise Linux.

CVSS v3 metrics

CVSS3 Base Score 3.7
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact Low
Availability Impact None

Red Hat Security Errata

Platform Errata Release Date
Red Hat Software Collections for Red Hat Enterprise Linux 6 (httpd24-httpd) RHSA-2018:3558 2018-11-13
Red Hat Software Collections for Red Hat Enterprise Linux 7 (httpd24-httpd) RHSA-2018:3558 2018-11-13

Affected Packages State

Platform Package State
Red Hat Mobile Application Platform On-Premise 4 rhmap-httpd-docker Not affected
Red Hat JBoss Web Server 3 httpd Not affected
Red Hat JBoss EWS 2 httpd Will not fix
Red Hat JBoss Core Services 1 httpd Affected
Red Hat Enterprise Linux 7 httpd Affected
Red Hat Enterprise Linux 6 httpd Will not fix
Red Hat Enterprise Linux 5 httpd Not affected

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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