#VU77628 Input validation error in HttpComponents Client
Vulnerability identifier: #VU77628
Vulnerability risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
HttpComponents Client
Universal components / Libraries /
Software for developers
Vendor:
Description
The vulnerability allows a remote attacker to modify files on the system.
The vulnerability exists due to Apache Commons HttpClient does not properly verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate. A remote attacker can pass specially crafted input to the application and modify files on the system.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
External links
http://rhn.redhat.com/errata/RHSA-2014-1098.html
http://rhn.redhat.com/errata/RHSA-2014-1833.html
http://rhn.redhat.com/errata/RHSA-2014-1834.html
http://rhn.redhat.com/errata/RHSA-2014-1835.html
http://rhn.redhat.com/errata/RHSA-2014-1836.html
http://rhn.redhat.com/errata/RHSA-2014-1891.html
http://rhn.redhat.com/errata/RHSA-2014-1892.html
http://rhn.redhat.com/errata/RHSA-2015-0125.html
http://rhn.redhat.com/errata/RHSA-2015-0158.html
http://rhn.redhat.com/errata/RHSA-2015-0675.html
http://rhn.redhat.com/errata/RHSA-2015-0720.html
http://rhn.redhat.com/errata/RHSA-2015-0765.html
http://rhn.redhat.com/errata/RHSA-2015-0850.html
http://rhn.redhat.com/errata/RHSA-2015-0851.html
http://rhn.redhat.com/errata/RHSA-2015-1888.html
http://svn.apache.org/viewvc?view=revision&revision=1411705
http://www.securityfocus.com/bid/69257
http://www.ubuntu.com/usn/USN-2769-1
http://access.redhat.com/solutions/1165533
http://bugzilla.redhat.com/show_bug.cgi?id=1129916
http://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05103564
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
