CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High
Vulnerability in Python could allow a remote attacker to cause a denial of service (CVE-2024-0450). Python is used by AIX as part of Ansible node management automation.
CVEID:CVE-2024-0450
**DESCRIPTION:**Python CPython is vulnerable to a denial of service, caused by improper input validation by the zipfile module. By persuading a victim to open a specially crafted ZIP file, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/286039 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
Affected Product(s) | Version(s) |
---|---|
AIX | 7.3 |
VIOS | 4.1 |
The following fileset levels are vulnerable:
Fileset | Lower Level | Upper Level |
---|---|---|
python3.9.base | 3.9.0.0 | 3.9.18.3 |
Note:
A. Latest level of Python fileset is available from the web download site:
<https://www.ibm.com/resources/mrs/assets?source=aixbp>
To find out whether the affected filesets are installed on your systems, refer to the lslpp command found in the AIX user’s guide.
Example: lslpp -L | grep -i python3.9.base
FIXES
IBM strongly recommends addressing the vulnerability now.
A fix is available, and it can be downloaded from:
<https://www.ibm.com/resources/mrs/assets?source=aixbp>
To extract the fixes from the tar file:
zcat python-3.9.19.0.tar.Z | tar xvf -
IMPORTANT: If possible, it is recommended that a mksysb backup of the system be created. Verify it is both bootable and readable before proceeding.
Note that all the previously reported security vulnerability fixes are also included in above mentioned fileset level.
To preview the fix installation:
installp -apYd . python3.9.base
To install the fix package:
installp -aXYd . python3.9.base
openssl dgst -sha256 -verify [pubkey_file] -signature [advisory_file].sig [advisory_file]
openssl dgst -sha256 -verify [pubkey_file] -signature [ifix_file].sig [ifix_file]
Published advisory OpenSSL signature file location:
<https://aix.software.ibm.com/aix/efixes/security/python_advisory10.asc.sig>
None
Vendor | Product | Version | CPE |
---|---|---|---|
ibm | aix | 7.3 | cpe:2.3:o:ibm:aix:7.3:*:*:*:*:*:*:* |
ibm | powervm_virtual_i\/o_server | 4.1 | cpe:2.3:a:ibm:powervm_virtual_i\/o_server:4.1:*:*:*:*:*:*:* |
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
High