IBMFB43C322D859482E6F424163C13881EEC31212B103D2BE6DF6958A5644CEC6E6Security Bulletin: IBM Sterling Connect:Direct for i5/OS is vulnerable to denial of service due to Zlib (CVE-2018-25032)
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
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
67.9%
Summary
There is a vulnerability in the Zlib library used by IBM Sterling Connect:Direct for i5/OS. IBM Sterling Connect:Direct for i5/OS has addressed the applicable issue by upgrading to 1.2.12
Vulnerability Details
CVEID:CVE-2018-25032
**DESCRIPTION:**Zlib is vulnerable to a denial of service, caused by a memory corruption in the deflate operation. By using many distant matches, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/222615 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 Sterling Connect:Direct for i5/OS| 3.7
IBM Sterling Connect:Direct for i5/OS| 3.6
IBM Sterling Connect:Direct for i5/OS| 3.8
Remediation/Fixes
IBM strongly recommends addressing the vulnerability now by upgrading
| Product | Version | Remediation/Fix/Instructions |
|---|---|---|
| IBM Sterling Connect:Direct for i5/OS | 3.8 | Apply 3.8.0.3, available on Fix Central. |
| IBM Sterling Connect:Direct for i5/OS | 3.7 | Apply 3.8.0.3, available on Fix Central. |
| IBM Sterling Connect:Direct for i5/OS | 3.6 | Apply 3.8.0.3, available on Fix Central. |
Workarounds and Mitigations
None
| CPE | Name | Operator | Version |
|---|---|---|---|
| sterling connect:direct for i5/os | eq | 3.6 | |
| sterling connect:direct for i5/os | eq | 3.7 | |
| sterling connect:direct for i5/os | eq | 3.8 |
Related
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
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.003 Low
EPSS
Percentile
67.9%