Security Bulletin: IBM DataPower Gateway vulnerable to physical attacks and DoS.

Summary

CVE-2023-1073, CVE-2023-1079, CVE-2023-4132 require physical access to the appliance with malicious USB device. CVE-2023-1206 can allow an attacker with a high bandwidth connection to consume excessive CPU resources.

Vulnerability Details

CVEID:CVE-2023-1073
**DESCRIPTION:**Linux Kernel could allow a physical authenticated attacker to gain elevated privileges on the system, caused by a memory corruption flaw in the human interface device (HID) subsystem. By using a specially crafted USB device , an attacker could exploit this vulnerability to gain elevated privileges or cause a denial of service condition.
CVSS Base score: 6.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/251322 for the current score.
CVSS Vector: (CVSS:3.0/AV:P/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)

CVEID:CVE-2023-1079
**DESCRIPTION:**Linux Kernel is vulnerable to a denial of service, caused by a use-after-free flaw flaw in the asus_kbd_backlight_set function. By using a specially-crafted USB device, a physical attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 4.6
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/248808 for the current score.
CVSS Vector: (CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2023-1206
**DESCRIPTION:**Linux Kernel is vulnerable to a denial of service, caused by a flaw in the IPv6 connection lookup table. By sending a specially crafted request, a remote attacker could exploit this vulnerability to cause the CPU usage to increase, and results in a denial of service condition.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/259617 for the current score.
CVSS Vector: (CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2023-4132
**DESCRIPTION:**Linux Kernel is vulnerable to a denial of service, caused by a use-after-free flaw in the siano smsusb module. By sending a specially crafted request, a local authenticated attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/262540 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now.

Workarounds and Mitigations

None