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HistoryFeb 05, 2024 - 4:19 p.m.

Security Bulletin: Vulnerability with Kernel affect IBM Cloud Object Storage Systems (Jan 2024v1)

2024-02-0516:19:52
www.ibm.com
6
vulnerability
kernel
buffer overflow
linux
igb driver
remote attacker
arbitrary code
denial of service
ibm cloud object storage systems
clevos
security bulletin
cve-2023-45871
cvss
ibm cloud object system
remediation
fixes

7.5 High

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.6 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

18.6%

Summary

Vulnerability with Kernel - [CVE-2023-45871] This vulnerability has been addressed in the latest ClevOS releases

Vulnerability Details

CVEID:CVE-2023-45871
**DESCRIPTION:**Linux Kernel is vulnerable to a buffer overflow, caused by improper bounds checking by the IGB driver in drivers/net/ethernet/intel/igb/igb_main.c. By sending a specially crafted request, a remote attacker could overflow a buffer and execute arbitrary code or cause a denial of service condition on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268717 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
IBM Cloud Object System 3.18.0.21 or Prior Releases

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now.

Product(s)

| Version Number | Remediation/Fix
—|—|—
IBM Cloud Object System | 3.18.0.40 | https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Cloud+Object+Storage+System&release=3.18.0.40&platform=All&function=all
IBM Cloud Object System | 3.18.1.45 | https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=Software%20defined%20storage&product=ibm/StorageSoftware/IBM+Cloud+Object+Storage+System&release=3.18.1.45&platform=All&function=all

Workarounds and Mitigations

None

CPENameOperatorVersion
ibm cloud object storage systemeq3.18

7.5 High

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.6 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

18.6%