IBM4395DB4E66F99889DAFD2A4877F5DD63D932E1BAF718AD9DFD8050BE89AE7B39Security Bulletin: IBM Sterling Connect:Express for UNIX is vulnerable to denial of service due to OpenSSL (CVE-2022-0778)
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
0.013 Low
EPSS
Percentile
85.9%
Summary
OpenSSL is used by IBM Sterling Connect:Express for UNIX. IBM Sterling Connect:Express for UNIX has addressed the applicable CVE.
Vulnerability Details
CVEID:CVE-2022-0778
**DESCRIPTION:**OpenSSL is vulnerable to a denial of service, caused by a flaw in the BN_mod_sqrt() function when parsing certificates. By using a specially-crafted certificate with invalid explicit curve parameters, a remote attacker could exploit this vulnerability to cause an infinite loop, and results in a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/221911 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:Express for UNIX | 1.5 |
Remediation/Fixes
| Product(s) | Version(s) | Remediation/Fix/Instructions |
|---|---|---|
| IBM Sterling Connect:Express for UNIX | 1.5.0.1608 and prior | Upgrade to 1.5.0.1609 or apply the OpenSSL 1.1.1lnUpdater for Connect:Express for Unix. Both are available on Fix Central. |
Workarounds and Mitigations
None
| CPE | Name | Operator | Version |
|---|---|---|---|
| sterling connect:express for unix | eq | 1.5.0 |
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
0.013 Low
EPSS
Percentile
85.9%