Heimdal rshd forwarded credentials privilege elevation
| heimdal-rshd-privilege-elevation (24532) |  Medium Risk |
Description:
Heimdal could allow a local attacker to gain elevated privileges, caused by a vulnerability in the rshd server when storing forwarded credentials. A local attacker could exploit this vulnerability to overwrite files and gain elevated privileges on the system.
*CVSS:
| Base Score: | 4.9 |
| Access Vector: | Local |
| Access Complexity: | Low |
| Authentication: | Not Required |
| Confidentiality Impact: | Partial |
| Integrity Impact: | Partial |
| Availability Impact: | Partial |
| Temporal Score: | 3.6 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Gain Privileges
Remedy:
Upgrade to the latest version of Heimdal (0.7.2 or later) or (0.6.6 or later), available from the Heimdal Web page. See References.
For Ubuntu Linux:
Refer to USN-247-1 and USN-253-1 for patch or upgrade information. See References.
For Debian GNU/Linux:
Refer to DSA-977-1 for patch or upgrade information. See References.
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2006-03-14 for patch, upgrade, or suggested workaround information. See References.
For SUSE Linux:
Refer to SUSE Security Announcement SUSE-SA:2006:011 for patch, upgrade, or suggested workaround information. See References.
For other distributions:
Contact your vendor for patch or upgrade information.
References:
- Heimdal Advisory 2006-02-06: rshd privilege escalation vulnerability.
- BID-16524: Heimdal RSHD Local Privilege Escalation Vulnerability
- CVE-2006-0582: Unspecified vulnerability in rshd in Heimdal 0.6.x before 0.6.6 and 0.7.x before 0.7.2, when storing forwarded credentials, allows attackers to overwrite arbitrary files and change file ownership via unknown vectors.
- DSA-977: heimdal -- several vulnerabilities
- GLSA-200603-14: Heimdal: rshd privilege escalation
- SA18733: Heimdal rshd Privilege Escalation and Telnet Denial of Service
- SECTRACK ID: 1015591: Heimdal RSHD Credential Cache Bug Lets Local Users Gain Elevated Privileges
- SUSE-SA:2006:011: heimdal remote denial of service
- USN-247-1: heimdal vulnerability
- VUPEN/ADV-2006-0456: Heimdal rshd and Telnet Privilege Escalation and Denial of Service Issues
Platforms Affected:
- Canonical Ubuntu 4.10
- Canonical Ubuntu 5.04
- Canonical Ubuntu 5.10
- Debian Debian Linux 3.1
- Gentoo Linux
- Heimdal Developers Heimdal prior to 0.6.6
- Heimdal Developers Heimdal prior to 0.7.2
- Novell UnitedLinux 1.0
- SuSE Linux Enterprise Server 8
- SUSE SuSE Linux 9.1
- SUSE SuSE Linux 9.2
- SuSE SuSE Linux Desktop 1.0
- SuSE SuSE SLES 9
Reported:
Feb 06, 2006
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For corrections or additions please email xforce@iss.net
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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.