Security Bulletin: Multiple vulnerabilities in IBM WebSphere Application Server Liberty and libcurl may affect IBM Storage Protect Backup-Archive Client

Summary

IBM Storage Protect Backup-Archive Client can be affected by security flaws in IBM WebSphere Application Server Liberty and libcurl. The flaws can lead to weaker than expected security for outbound TLS connections and bypass of security restrictions, as described in the “Vulnerability Details” section. CVE-2023-50312, CVE-2023-46219, CVE-2023-46218.

Vulnerability Details

CVEID:CVE-2023-50312
**DESCRIPTION:**IBM WebSphere Application Server Liberty 17.0.0.3 through 24.0.0.2 could provide weaker than expected security for outbound TLS connections caused by a failure to honor user configuration. IBM X-Force ID: 274711.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/274711 for the current score.
CVSS Vector: (CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2023-46219
**DESCRIPTION:**cURL libcurl could allow a remote attacker to bypass security restrictions, caused by a flaw when saving HSTS data to an excessively long file name. By sending a specially crafted request, an attacker could exploit this vulnerability to use files that unaware of the HSTS status.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/273321 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

CVEID:CVE-2023-46218
**DESCRIPTION:**cURL libcurl could allow a remote attacker to bypass security restrictions, caused by a mixed case flaw when curl is built without PSL support. By sending a specially crafted request, an attacker could exploit this vulnerability to allow a HTTP server to set “super cookies” in curl.
CVSS Base score: 6.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/273320 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerabilities now by upgrading.

Workarounds and Mitigations

None