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IBM0D01A87F0332CC371D751E410F04458A1E1815C367116AFC5C6AC8C7C759AA14

HistoryDec 15, 2023 - 4:30 p.m.

Security Bulletin: IBM Storage Protect is vulnerable to multiple attacks due to http2-server and http2-common (CVE-2023-44487)

2023-12-1516:30:18

www.ibm.com

ibm storage protect

http2 attacks

denial of service

cve-2023-44487

multiplexed streams

vulnerability

ibm

7 High

AI Score

Confidence

High

0.72 High

EPSS

Percentile

98.0%

JSON

Summary

IBM Storage Protect Server uses the http2-server and http2-common components and may be vulnerable to denial of service caused by a flaw in handling multiplexed streams in the HTTP/2 protocol.

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 Storage Protect Server	8.1

Remediation/Fixes

IBM Storage Protect Server Affected Versions	Fixing Level	Platform	Link to Fix and Instructions
8.1.0.000 - 8.1.20.xxx	8.1.21	AIX Linux Windows	<https://www.ibm.com/support/pages/node/588021>

Workarounds and Mitigations

None

CPENameOperatorVersion
ibm storage protecteq8.1

CPE	Name	Operator	Version
	ibm storage protect	eq	8.1