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ibmIBM552C1CA10E4B2FCB0BE86140B0D8B47E2DFA16F7402CB40EE30A7A4807DA5104
HistoryApr 01, 2024 - 6:06 p.m.

Security Bulletin: IBM Tivoli Netcool Impact is vulnerable to denial of service due to IBM WebSphere Application Server Liberty (CVE-2023-44487)

2024-04-0118:06:41
www.ibm.com
13
ibm tivoli netcool impact
denial of service
ibm websphere
http/2 protocol
vulnerability
server resource consumption
upgrade
fix pack

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

8.5 High

AI Score

Confidence

High

0.732 High

EPSS

Percentile

98.1%

JSON

Summary

IBM WebSphere Application Server Liberty is shipped with IBM Tivoli Netcool Impact as part of its server infrastructure. Information about a security vulnerability affecting IBM WebSphere Application Server Liberty has been published in a security bulletin.

Vulnerability Details

CVEID:CVE-2023-44487
**DESCRIPTION:**Multiple vendors are vulnerable to a denial of service, caused by a flaw in handling multiplexed streams in the HTTP/2 protocol. By sending numerous HTTP/2 requests and RST_STREAM frames over multiple streams, a remote attacker could exploit this vulnerability to cause a denial of service due to server resource consumption.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268044 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected Product(s) Version(s)
IBM Tivoli Netcool Impact 7.1.0.0 - 7.1.0.32

Remediation/Fixes

Product VRMF APAR Remediation
IBM Tivoli Netcool Impact 7.1.0.33 IJ49178 Upgrade to IBM Tivoli Netcool Impact 7.1.0 FP33

Workarounds and Mitigations

None

Affected configurations

Vulners
Node
ibmtivoli_netcool\/impactMatch7.1.0
CPENameOperatorVersion
tivoli netcool/impacteq7.1.0

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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

8.5 High

AI Score

Confidence

High

0.732 High

EPSS

Percentile

98.1%

JSON
Related for 552C1CA10E4B2FCB0BE86140B0D8B47E2DFA16F7402CB40EE30A7A4807DA5104
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