Multiple vulnerabilities in Apache Tomcat
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2012-5887 CVE-2012-5886 |
| CWE-ID | CWE-287 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Apache Tomcat Server applications / Web servers |
| Vendor | Apache Foundation |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Improper Authentication
EUVDB-ID: #VU64540
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2012-5887
CWE-ID:
CWE-287 - Improper Authentication
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to HTTP Digest Access Authentication implementation in Apache Tomcat does not properly check for stale nonce values in conjunction with enforcement of proper credentials. A remote attacker can bypass intended access restrictions by sniffing the network for valid requests.
MitigationInstall updates from vendor's website.
Vulnerable software versionsApache Tomcat: 5.5 - 7.0.29
CPE2.3- cpe:2.3:a:apache_foundation:apache_tomcat:5.5:*:*:*:*:*:*:*
- cpe:2.3:a:apache_foundation:apache_tomcat:6.0.35:*:*:*:*:*:*:*
- cpe:2.3:a:apache_foundation:apache_tomcat:7.0.29:*:*:*:*:*:*:*
https://lists.opensuse.org/opensuse-updates/2012-12/msg00089.html
https://lists.opensuse.org/opensuse-updates/2012-12/msg00090.html
https://lists.opensuse.org/opensuse-updates/2013-01/msg00037.html
https://rhn.redhat.com/errata/RHSA-2013-0623.html
https://rhn.redhat.com/errata/RHSA-2013-0629.html
https://rhn.redhat.com/errata/RHSA-2013-0631.html
https://rhn.redhat.com/errata/RHSA-2013-0632.html
https://rhn.redhat.com/errata/RHSA-2013-0633.html
https://rhn.redhat.com/errata/RHSA-2013-0640.html
https://rhn.redhat.com/errata/RHSA-2013-0647.html
https://rhn.redhat.com/errata/RHSA-2013-0648.html
https://rhn.redhat.com/errata/RHSA-2013-0726.html
https://secunia.com/advisories/51371
https://svn.apache.org/viewvc?view=revision&revision=1377807
https://svn.apache.org/viewvc?view=revision&revision=1380829
https://svn.apache.org/viewvc?view=revision&revision=1392248
https://tomcat.apache.org/security-5.html
https://tomcat.apache.org/security-6.html
https://tomcat.apache.org/security-7.html
https://www.securityfocus.com/bid/56403
https://www.ubuntu.com/usn/USN-1637-1
https://www-01.ibm.com/support/docview.wss?uid=swg21626891
https://exchange.xforce.ibmcloud.com/vulnerabilities/79809
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Improper Authentication
EUVDB-ID: #VU64538
Risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2012-5886
CWE-ID:
CWE-287 - Improper Authentication
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to HTTP Digest Access Authentication implementation in Apache Tomcat. A remote attacker can bypass authentication via vectors related to the session ID.
MitigationInstall updates from vendor's website.
Vulnerable software versionsApache Tomcat: 6.0.0 - 7.0.29
CPE2.3- cpe:2.3:a:apache_foundation:apache_tomcat:6.0.35:*:*:*:*:*:*:*
- cpe:2.3:a:apache_foundation:apache_tomcat:7.0.29:*:*:*:*:*:*:*
https://lists.opensuse.org/opensuse-updates/2012-12/msg00089.html
https://lists.opensuse.org/opensuse-updates/2012-12/msg00090.html
https://lists.opensuse.org/opensuse-updates/2013-01/msg00037.html
https://rhn.redhat.com/errata/RHSA-2013-0623.html
https://rhn.redhat.com/errata/RHSA-2013-0629.html
https://rhn.redhat.com/errata/RHSA-2013-0631.html
https://rhn.redhat.com/errata/RHSA-2013-0632.html
https://rhn.redhat.com/errata/RHSA-2013-0633.html
https://rhn.redhat.com/errata/RHSA-2013-0640.html
https://rhn.redhat.com/errata/RHSA-2013-0647.html
https://rhn.redhat.com/errata/RHSA-2013-0648.html
https://rhn.redhat.com/errata/RHSA-2013-0726.html
https://secunia.com/advisories/51371
https://svn.apache.org/viewvc?view=revision&revision=1377807
https://svn.apache.org/viewvc?view=revision&revision=1380829
https://svn.apache.org/viewvc?view=revision&revision=1392248
https://tomcat.apache.org/security-5.html
https://tomcat.apache.org/security-6.html
https://tomcat.apache.org/security-7.html
https://www.securityfocus.com/bid/56403
https://www.ubuntu.com/usn/USN-1637-1
https://www-01.ibm.com/support/docview.wss?uid=swg21626891
https://exchange.xforce.ibmcloud.com/vulnerabilities/80407
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
