OracleVM 3.4 : xen (OVMSA-2018-0221)

high Nessus Plugin ID 109989
New! Plugin Severity Now Using CVSS v3

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Synopsis

The remote OracleVM host is missing one or more security updates.

Description

The remote OracleVM system is missing necessary patches to address critical security updates :

- BUILDINFO: OVMF commit=173bf5c847e3ca8b42c11796ce048d8e2e916ff8

- BUILDINFO: xen commit=5ee0a217664a1fde547afa506e92e4998ed26699

- BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff

- BUILDINFO: QEMU traditional commit=346fdd7edd73f8287d0d0a2bab9c67b71bc6b8ba

- BUILDINFO: IPXE commit=9a93db3f0947484e30e753bbd61a10b17336e20e

- BUILDINFO: SeaBIOS commit=7d9cbe613694924921ed1a6f8947d711c5832eee

- Red-tape: Update the repo with CVE XSA-262 (Boris Ostrovsky) [Orabug: 27948889] (CVE-2018-10981)

- Red-tape: Update the repo with CVE XSA-261 (Boris Ostrovsky) [Orabug: 27948864] (CVE-2018-10982)

- BUILDINFO: OVMF commit=173bf5c847e3ca8b42c11796ce048d8e2e916ff8

- BUILDINFO: xen commit=a20dadee84429112c3b5f245180f72d990063d20

- BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff

- BUILDINFO: QEMU traditional commit=346fdd7edd73f8287d0d0a2bab9c67b71bc6b8ba

- BUILDINFO: IPXE commit=9a93db3f0947484e30e753bbd61a10b17336e20e

- BUILDINFO: SeaBIOS commit=7d9cbe613694924921ed1a6f8947d711c5832eee

- x86/HVM: guard against emulator driving ioreq state in weird ways (Jan Beulich) [Orabug: 27948889]

- x86/vpt: add support for IO-APIC routed interrupts (Xen Project Security Team) [Orabug: 27948864]

- BUILDINFO: OVMF commit=173bf5c847e3ca8b42c11796ce048d8e2e916ff8

- BUILDINFO: xen commit=c6b30b4f49430b1314928a4d98a5e9e754895e4d

- BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff

- BUILDINFO: QEMU traditional commit=346fdd7edd73f8287d0d0a2bab9c67b71bc6b8ba

- BUILDINFO: IPXE commit=9a93db3f0947484e30e753bbd61a10b17336e20e

- BUILDINFO: SeaBIOS commit=7d9cbe613694924921ed1a6f8947d711c5832eee

- vnuma: unset smt even if vnuma is off (Elena Ufimtseva) [Orabug: 27950640]

- x86/paging: don't unconditionally BUG on finding SHARED_M2P_ENTRY (Jan Beulich) [Orabug: 27965254] (CVE-2017-17565)

- x86/mm: don't wrongly set page ownership (Jan Beulich) [Orabug: 27965236] (CVE-2017-17566)

- misc/xenmicrocode: Upload /lib/firmware/<some blob> to the hypervisor (Konrad Rzeszutek Wilk) [Orabug:
27957822]

- BUILDINFO: OVMF commit=173bf5c847e3ca8b42c11796ce048d8e2e916ff8

- BUILDINFO: xen commit=75ac5267506600d4587b80daae6bb694099e2c03

- BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff

- BUILDINFO: QEMU traditional commit=346fdd7edd73f8287d0d0a2bab9c67b71bc6b8ba

- BUILDINFO: IPXE commit=9a93db3f0947484e30e753bbd61a10b17336e20e

- BUILDINFO: SeaBIOS commit=7d9cbe613694924921ed1a6f8947d711c5832eee

- x86/traps: Fix handling of #DB exceptions in hypervisor context (Andrew Cooper) [Orabug: 27963989] (CVE-2018-8897)

- x86/traps: Use an Interrupt Stack Table for #DB (Andrew Cooper) [Orabug: 27963989] (CVE-2018-8897)

- x86/pv: Move exception injection into [,compat_]test_all_events (Andrew Cooper) [Orabug:
27963989] (CVE-2018-8897)

- x86/traps: Fix %dr6 handing in #DB handler (Andrew Cooper) [Orabug: 27963989] (CVE-2018-8897)

- x86/traps: Misc non-functional improvements to set_debugreg (Andrew Cooper) [Orabug: 27963989] (CVE-2018-8897)

- x86/pv: Several bugs in set_debugreg (Ross Philipson) [Orabug: 27963989] (CVE-2018-8897)

- x86/pv: The do_get_debugreg CR4.DE condition is inverted. (Ross Philipson) [Orabug: 27963989] (CVE-2018-8897)

- BUILDINFO: OVMF commit=173bf5c847e3ca8b42c11796ce048d8e2e916ff8

- BUILDINFO: xen commit=d787e7a9d35cc2880b525f1d7a35f27969590f4c

- BUILDINFO: QEMU upstream commit=8bff6989bd0bafcc0ddf859c23ce6a2ff21a80ff

- BUILDINFO: QEMU traditional commit=346fdd7edd73f8287d0d0a2bab9c67b71bc6b8ba

- BUILDINFO: IPXE commit=9a93db3f0947484e30e753bbd61a10b17336e20e

- BUILDINFO: SeaBIOS commit=7d9cbe613694924921ed1a6f8947d711c5832eee

- vnuma: don't turn on smt for odd number of vcpus (Elena Ufimtseva)

Solution

Update the affected xen / xen-tools packages.

See Also

https://oss.oracle.com/pipermail/oraclevm-errata/2018-May/000857.html

Plugin Details

Severity: High

ID: 109989

File Name: oraclevm_OVMSA-2018-0221.nasl

Version: 1.10

Type: local

Published: 5/23/2018

Updated: 9/27/2019

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Critical

Score: 9.6

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: E:H/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.4

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:xen, p-cpe:/a:oracle:vm:xen-tools, cpe:/o:oracle:vm_server:3.4

Required KB Items: Host/local_checks_enabled, Host/OracleVM/release, Host/OracleVM/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/22/2018

Vulnerability Publication Date: 12/12/2017

Exploitable With

Metasploit (Microsoft Windows POP/MOV SS Local Privilege Elevation Vulnerability)

Reference Information

CVE: CVE-2017-17565, CVE-2017-17566, CVE-2018-10981, CVE-2018-10982, CVE-2018-8897