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ibmIBM18D77DD2A4759D93A9472BD22A3514990EF37B289C3BEFF555D8AB6365CE5F43
HistoryAug 19, 2022 - 11:53 p.m.

Security Bulletin: Power Systems Firmware affected by vulnerability in OpenSSL (CVE-2016-0797)

2022-08-1923:53:56
www.ibm.com
23
openssl vulnerability
power systems firmware
ibm power system
840.00
840.10
840.11
denial of service
fixcentral
bn_hex2bn
bn_dec2bn

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.079 Low

EPSS

Percentile

94.3%

Summary

Power Systems Firmware affected by vulnerability in OpenSSL (CVE-2016-0797)

Vulnerability Details

CVEID: CVE-2016-0797**
DESCRIPTION:** OpenSSL is vulnerable to a denial of service, caused by a NULL pointer dereference in the BN_hex2bn/BN_dec2bn() function. An attacker could exploit this vulnerability using specially crafted data to cause a denial of service.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111142 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Affected Firmware Versions(840)
840.00: 01SV840_056_056, 01SC840_056_056
840.10: 01SV840_079_056, 01SC840_079_056 ** **
840.11: 01SV840_087_056, 01SC840_087_056
**
Firmware 840 Affected Products:**
IBM Power System S822 (8284-22A)
IBM Power System S814 (8286-41A)
IBM Power System S824 (8286-42A)
IBM Power System S812L (8247-21L)
IBM Power System S822L (8247-22L)
IBM Power System S824L (8247-42L)
IBM Power System E850 (8408-E8E)
IBM Power System E870 (9119-MME)
IBM Power System E880 (9119-MHE)

Remediation/Fixes

Customers on Version 840(SV/SC), install 840.20: 01SV840_104_056 or higher, 01SC840_104_056 or higher

The fix can be obtained from FixCentral by specifying the Product as described in the Affected Products and Versions section and fix level as specified in this Remediation/Fixes section.

Affected configurations

Vulners
Node
ibmpower_system_s924_\(9009-42a\)_firmwareMatchany
OR
ibmproduct_removedMatchany
OR
ibmpower_system_s924_\(9009-42a\)_firmwareMatchany
OR
ibmpower_system_s922Matchany
OR
ibmpower_system_s922Matchany
OR
ibmproduct_removedMatchany
OR
ibmproduct_removedMatchany

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.079 Low

EPSS

Percentile

94.3%