CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:A/AC:M/Au:N/C:C/I:C/A:C
EPSS
Percentile
90.8%
IBM Power 5 Service Processor contain a vulnerability which could allow an attacker to operate with elevated privileges.
IBM’s security advisory states, “A security issue has been identified on IBM Power 5 Systems such that the firewall code does not get executed in certain network configurations leading to elevated privilege. __The issue only exists on Service Processor for IBM Power 5 Systems listed __below and has not been found to exist in any other IBM System.”
An attacker with access to the IBM Power 5 Service Processor could escalate their privileges allowing them to to perform administrative functions on the system.
Update
The vendor has stated that this vulnerability has been address in SF240_418_382. Users are advised to upgrade to SF240_418_382 or higher. The fix can be obtained from FixCentral by providing the MTM and current fix level.
IBM’s security advisory states the following workaround, “Configure (any) Static IP addresses on at least one Ethernet interface of the IBM Service processor.”
IBM’s security advisory states the following affected products and versions are affected by this vulnerability:
Platforms (MTM) Impacted: 9117-570, 9110-51A, 9111-520, 9131-52A, 9113-550, 9133-55A, 9116-561, 9111-285, 9115-505, 9110-510, 9118-575, 9123-710, 9124-720 9405-520, 9406-520, 9407-515, 9406-525, 9406-550, 9406-570
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Notified: October 10, 2012 Updated: December 04, 2012
Affected
We have not received a statement from the vendor.
We are not aware of further vendor information regarding this vulnerability.
Group | Score | Vector |
---|---|---|
Base | 7.9 | AV:A/AC:M/Au:N/C:C/I:C/A:C |
Temporal | 6.2 | E:POC/RL:OF/RC:C |
Environmental | 1.8 | CDP:LM/TD:L/CR:ND/IR:ND/AR:ND |
<http://aix.software.ibm.com/aix/efixes/security/squadrons_advisory.asc>
Thanks to Brian Smith for reporting this vulnerability.
This document was written by Michael Orlando.
CVE IDs: | CVE-2012-4856 |
---|---|
Date Public: | 2012-11-19 Date First Published: |