IBMCB2C87126C2521116C384B98344F2B8CB1EA87B8D2C0E2B0591DC24E65660EFESecurity Bulletin: IBM Sterling Connect:Express for UNIX is vulnerable to denial of service due to OpenSSL (CVE-2022-4450)
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
EPSS
Percentile
55.0%
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-2022-4450
**DESCRIPTION:**OpenSSL is vulnerable to a denial of service, caused by a double-free error related to the improper handling of specific PEM data by the PEM_read_bio_ex() function. By sending specially crafted PEM files for parsing, a remote attacker could exploit this vulnerability to cause the system to crash.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/246615 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.x |
Remediation/Fixes
Upgrade to 1.5.0.1611 or apply the OpenSSL 1.1.1t Updater for Connect:Express for Unix. Both are available on Fix Central.
Workarounds and Mitigations
None
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| ibm | sterling_connect\ | express_for_unix | cpe:2.3:a:ibm:sterling_connect\:express_for_unix:1.5.0:*:*:*:*:*:*:* |
Related
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
EPSS
Percentile
55.0%