IBM02B45A4F0737B5EA27ABCC5E6A85126998115FD2F957E97BE285E1497BC95E60Security Bulletin: IBM Sterling B2B Integrator is vulnerable to multiple vulnerabilities due to Xstream
8.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
6 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:P/I:P/A:P
0.971 High
EPSS
Percentile
99.8%
Summary
Xstream is used by IBM Sterling B2B Integrator. Multiple Xstream vulnerabilities have been addressed.
Vulnerability Details
CVEID:CVE-2021-39141
**DESCRIPTION:**XStream could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization flaw. By manipulating the processed input stream, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 8.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/208111 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)
CVEID:CVE-2021-39144
**DESCRIPTION:**XStream could allow a remote authenticated attacker to execute arbitrary commands on the system, caused by an unsafe deserialization flaw. By manipulating the processed input stream, an attacker could exploit this vulnerability to execute arbitrary commands on the system.
CVSS Base score: 8.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/208112 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)
CVEID:CVE-2021-39146
**DESCRIPTION:**XStream could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization flaw. By manipulating the processed input stream, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 8.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/208114 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)
CVEID:CVE-2021-39145
**DESCRIPTION:**XStream could allow a remote authenticated attacker to execute arbitrary code on the system, caused by an unsafe deserialization flaw. By manipulating the processed input stream, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 8.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/208113 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H)
Affected Products and Versions
| Affected Product(s) | APAR(s) | Version(s) |
|---|---|---|
| IBM Sterling B2B Integrator | IT38877 | 6.0.0.0 - 6.0.3.5 |
| IBM Sterling B2B Integrator | IT38877 | 6.1.0.0 - 6.1.1.0 |
Remediation/Fixes
| Product(s) | Version(s) | Remediation/Fix |
|---|---|---|
| IBM Sterling B2B Integrator | 6.0.0.0 - 6.0.3.5 | Apply IBM Sterling B2B Integrator version 6.0.3.6 on Fix Central |
| IBM Sterling B2B Integrator | 6.1.0.0 - 6.1.1.0 | Apply IBM Sterling B2B Integrator version 6.1.1.1 on Fix Central |
Note that the fix may also be present in other releases. This can be verified by looking for the APAR number on the Fix List page
Workarounds and Mitigations
None
| CPE | Name | Operator | Version |
|---|---|---|---|
| ibm sterling b2b integrator | eq | 6.0.0.0 | |
| ibm sterling b2b integrator | eq | 6.1.1.1 |
Related
8.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
6 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:P/I:P/A:P
0.971 High
EPSS
Percentile
99.8%