Security Bulletin: Spice-server vulnerabilities affect IBM SmartCloud Entry (CVE-2016-0749 CVE-2016-2150 )

Summary

SmartCloud Entry is vulerable to Spice-server vulnerabilities. Attackers could exploit them to cause improper bounds checking by smartcard interaction or bypass security restrictions

Vulnerability Details

CVEID: CVE-2016-0749**
DESCRIPTION:** Red Hat spice is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by smartcard interaction. By connecting to a guest VM, a remote attacker could overflow a buffer and execute arbitrary code with the privileges of the host QEMU-KVM process.
CVSS Base Score: 9.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113902 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H)

CVEID: CVE-2016-2150**
DESCRIPTION:** Red Hat spice could allow a remote attacker from within the local network to bypass security restrictions, caused by a memory access error when handling certain guests. An attacker could exploit this vulnerability using specially crafted primary surface parameters to read from and write to arbitrary memory locations on the host.
CVSS Base Score: 5.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113901 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)

Affected Products and Versions

IBM SmartCloud Entry 3.2 through Appliance fix pack 21

Remediation/Fixes

Product

| VRMF| APAR| Remediation/First Fix
—|—|—|—
IBM SmartCloud Entry| 3.2| None| IBM SmartCloud Entry 3.2.0 Appliance fix pack 22:

http://www.ibm.com/support/fixcentral/quickorder?product=ibm%2FOther+software%2FIBM+SmartCloud+Entry&fixids=3.2.0.4-IBM-SCE_APPL-FP22&source=SAR

Workarounds and Mitigations

None