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
7 High
AI Score
Confidence
High
0.732 High
EPSS
Percentile
98.1%
IBM WebSphere Liberty is used by IBM TXSeries for Multiplatforms to provide a web based administration console (CVE-2023-44487).
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 Product(s) | Version(s) |
---|---|
IBM TXSeries for Multiplatforms | 8.1 |
IBM TXSeries for Multiplatforms | 8.2 |
IBM TXSeries for Multiplatforms | 9.1 |
IBM strongly recommends addressing the vulnerability now by upgrading IBM CICS TXSeries for Multiplatforms.
Product | Version | Platform | Remediation/Fix |
---|---|---|---|
IBM TXSeries for Multiplatforms | 8.1 | Linux, AIX |
PSIRT fixes for TXSeries 8.1 will be provided only for extended support customers with a request through Salesforce case
IBM TXSeries for Multiplatforms| 8.2| Linux, Windows, AIX| Download the upgrade from Fix Central
IBM TXSeries for Multiplatforms| 9.1| Linux, AIX| Download the upgrade from Fix Central
None
CPE | Name | Operator | Version |
---|---|---|---|
txseries for multiplatforms | eq | 8.1 | |
txseries for multiplatforms | eq | 8.2 | |
txseries for multiplatforms | eq | 9.1 |
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
7 High
AI Score
Confidence
High
0.732 High
EPSS
Percentile
98.1%