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AUSCERT External Security Bulletin Redistribution
ESB-2020.2255.2
IBM Db2 is vulnerable to buffer overflow leading to a
privileged escalation (CVE-2020-4363)
12 October 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: Db2
Publisher: IBM
Operating System: AIX
Linux variants
Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Increased Privileges -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-4363
Original Bulletin:
https://www.ibm.com/support/pages/node/6242332
Revision History: October 12 2020: Linux/Unix images updated for V9.7
July 1 2020: Initial Release
- --------------------------BEGIN INCLUDED TEXT--------------------
IBM Db2 is vulnerable to buffer overflow leading to a privileged escalation
(CVE-2020-4363)
Security Bulletin
Summary
IBM Db2 is vulnerable to a buffer overflow, caused by improper bounds checking
which could allow a local attacker to execute arbitrary code on the system with
root privileges.
Vulnerability Details
CVEID: CVE-2020-4363
DESCRIPTION: IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server)
is vulnerable to a buffer overflow, caused by improper bounds checking which
could allow a local attacker to execute arbitrary code on the system with root
privileges.
CVSS Base score: 8.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
178960 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
All fix pack levels of IBM Db2 V9.7, V10.1, V10.5, V11.1, and V11.5 editions on
all platforms are affected.
Remediation/Fixes
Customers running any vulnerable fixpack level of an affected Program can
download the special build containing the interim fix for this issue from Fix
Central. These special builds are available based on the most recent fixpack
level for each impacted release: V9.7 FP11, V10.1 FP6, V10.5 FP11, 11.1 FP5,
and V11.5 GA. They can be applied to any affected fixpack level of the
appropriate release to remediate this vulnerability.
+-------+----------------+-------+--------------------------------------------+
|Release|Fixed in fix |APAR |Download URL |
| |pack | | |
+-------+----------------+-------+--------------------------------------------+
|V9.7 |TBD |IT32360|Special Build for V9.7 FP11: |
| | | | |
| | | |AIX 64-bit |
| | | |HP-UX 64-bit |
| | | |Linux 32-bit, x86-32 |
| | | |Linux 64-bit, x86-64 |
| | | |Linux 64-bit, POWER big endian |
| | | |Linux 64-bit, System z, System z9 or zSeries|
| | | |Solaris 64-bit, SPARC |
| | | |Solaris 64-bit, x86-64 |
| | | |Windows 32-bit, x86 |
| | | |Windows 64-bit, x86 |
| | | | |
| | | |Note: Windows images updated 2020/08/18 |
| | | | |
| | | |Linux/Unix images updated 2020/10/09 |
+-------+----------------+-------+--------------------------------------------+
|V10.1 |TBD |IT32359|Special Build for V10.1 FP6: |
| | | | |
| | | |AIX 64-bit |
| | | |HP-UX 64-bit |
| | | |Linux 32-bit, x86-32 |
| | | |Linux 64-bit, x86-64 |
| | | |Linux 64-bit, POWER big endian |
| | | |Linux 64-bit, System z, System z9 or zSeries|
| | | |Solaris 64-bit, SPARC |
| | | |Solaris 64-bit, x86-64 |
| | | |Windows 32-bit, x86 |
| | | |Windows 64-bit, x86 |
+-------+----------------+-------+--------------------------------------------+
|V10.5 |TBD |IT32358|Special Build for V10.5 FP11: |
| | | | |
| | | |AIX 64-bit |
| | | |HP-UX 64-bit |
| | | |Linux 32-bit, x86-32 |
| | | |Linux 64-bit, x86-64 |
| | | |Linux 64-bit, POWER big endian |
| | | |Linux 64-bit, POWER little endian |
| | | |Linux 64-bit, System z, System z9 or zSeries|
| | | |Solaris 64-bit, SPARC |
| | | |Solaris 64-bit, x86-64 |
| | | |Windows 32-bit, x86 |
| | | |Windows 64-bit, x86 |
| | | |Inspur |
+-------+----------------+-------+--------------------------------------------+
|V11.1 |TBD |IT32356|Special Build for V11.1 FP5: |
| | | | |
| | | |AIX 64-bit |
| | | |Linux 32-bit, x86-32 |
| | | |Linux 64-bit, x86-64 |
| | | |Linux 64-bit, POWER little endian |
| | | |Linux 64-bit, System z, System z9 or zSeries|
| | | |Solaris 64-bit, SPARC |
| | | |Windows 32-bit, x86 |
| | | |Windows 64-bit, x86 |
+-------+----------------+-------+--------------------------------------------+
|V11.5 |TBD |IT32357|Build for V11.5.4 GA: |
| | | | |
| | | |https://www.ibm.com/support/pages/node/ |
| | | |6241724 |
+-------+----------------+-------+--------------------------------------------+
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
- --------------------------END INCLUDED TEXT--------------------
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NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
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NOTE: This is only the original release of the security bulletin. It may
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Previous advisories and external security bulletins can be retrieved from:
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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
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The post ESB-2020.2255.2 – UPDATE [Win][UNIX/Linux][Linux][AIX] Db2: Multiple Vulnerabilities appeared first on Malware Devil.
https://malwaredevil.com/2020/10/12/esb-2020-2255-2-update-winunix-linuxlinuxaix-db2-multiple-vulnerabilities/?utm_source=rss&utm_medium=rss&utm_campaign=esb-2020-2255-2-update-winunix-linuxlinuxaix-db2-multiple-vulnerabilities
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