Red Hat rhn-client-tools loginAuth.pkl security bypass
| redhat-clienttools-loginauth-security-bypass (59114) |  Medium Risk |
Description:
Red Hat rhn-client-tools could allow a local attacker to bypass security restrictions, caused by insecure permissions set on the loginAuth.pkl file. A local attacker could exploit this vulnerability to gain unauthorized access to session credentials to download and manipulate package lists.
*CVSS:
| Base Score: | 2.1 |
| Access Vector: | Local |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | Partial |
| Availability Impact: | None |
| Temporal Score: | 1.6 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Bypass Security
Remedy:
Apply the appropriate update for your system. See References.
References:
- Red Hat Bugzilla ¿ Bug 585386 : CVE-2010-1439 rhn-client-tools: authorized information disclosure.
- BID-40492: Red Hat Client Tools 'loginAuth.pkl' Local Security Bypass Vulnerability
- CVE-2010-1439: yum-rhn-plugin in Red Hat Network Client Tools (aka rhn-client-tools) on Red Hat Enterprise Linux (RHEL) 5 and Fedora uses world-readable permissions for the /var/spool/up2date/loginAuth.pkl file, which allows local users to access the Red Hat Network profile, and possibly prevent future security updates, by leveraging authentication data from this file.
- OSVDB ID: 65063: Red Hat Linux rhn-client-tools /var/spool/up2date/loginAuth.pkl Insecure File Permissions
- RHSA-2010-0449: Moderate: rhn-client-tools security update
- SECTRACK ID: 1024049: Red Hat Network Client Tools Lets Local Users Obtain RHN Access Password
Platforms Affected:
- RedHat Client Tools
- RedHat Enterprise Linux 5 Server
- RedHat Enterprise Linux 5
- RedHat Enterprise Linux 5 Client
- RedHat Enterprise Linux Desktop 5 Client
Reported:
Jun 01, 2010
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email ignore thisxforceignore this@ignore thisus.ignore thisibm.comignore this
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.