CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
62.0%
The remote OracleVM system is missing necessary patches to address critical security updates :
kvm-cirrus-avoid-write-only-variables.patch [bz#1444377 bz#1444379]
kvm-cirrus-stop-passing-around-dst-pointers-in-the-blitt .patch
kvm-cirrus-stop-passing-around-src-pointers-in-the-blitt .patch
kvm-cirrus-fix-off-by-one-in-cirrus_bitblt_rop_bkwd_tran .patch
kvm-cirrus-fix-PUTPIXEL-macro.patch [bz#1444377 bz#1444379]
Resolves: bz#1444377 (CVE-2017-7980 qemu-kvm: Qemu:
display: cirrus: OOB r/w access issues in bitblt routines [rhel-6.9.z])
Resolves: bz#1444379 (CVE-2017-7980 qemu-kvm-rhev: Qemu:
display: cirrus: OOB r/w access issues in bitblt routines [rhel-6.9.z])
kvm-fix-cirrus_vga-fix-OOB-read-case-qemu-Segmentation-f .patch
kvm-cirrus-vnc-zap-bitblit-support-from-console-code.pat ch [bz#1443447 bz#1443449]
Resolves: bz#1443447 (CVE-2017-7718 qemu-kvm: Qemu:
display: cirrus: OOB read access issue [rhel-6.9.z])
Resolves: bz#1443449 (CVE-2017-7718 qemu-kvm-rhev: Qemu:
display: cirrus: OOB read access issue [rhel-6.9.z])
Resolves: bz#1447544 (CVE-2016-9603 qemu-kvm-rhev: Qemu:
cirrus: heap buffer overflow via vnc connection [rhel-6.9.z])
Resolves: bz#1447540 (CVE-2016-9603 qemu-kvm: Qemu:
cirrus: heap buffer overflow via vnc connection [rhel-6.9.z])
kvm-vns-tls-don-t-use-depricated-gnutls-functions.patch [bz#1428750]
kvm-vnc-apply-display-size-limits.patch [bz#1400438 bz#1425943]
Resolves: bz#1400438 (qemu-kvm coredump in vnc_refresh_server_surface [rhel-6.9.z])
Resolves: bz#1425943 (CVE-2017-2633 qemu-kvm-rhev: Qemu:
VNC: memory corruption due to unchecked resolution limit [rhel-6.9.z])
Resolves: bz#1428750 (Fails to build in brew)
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The package checks in this plugin were extracted from OracleVM
# Security Advisory OVMSA-2017-0101.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(100115);
script_version("3.8");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2016-9603", "CVE-2017-2633", "CVE-2017-7718", "CVE-2017-7980");
script_name(english:"OracleVM 3.4 : qemu-kvm (OVMSA-2017-0101)");
script_summary(english:"Checks the RPM output for the updated package.");
script_set_attribute(
attribute:"synopsis",
value:"The remote OracleVM host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"The remote OracleVM system is missing necessary patches to address
critical security updates :
- kvm-cirrus-avoid-write-only-variables.patch [bz#1444377
bz#1444379]
-
kvm-cirrus-stop-passing-around-dst-pointers-in-the-blitt
.patch
-
kvm-cirrus-stop-passing-around-src-pointers-in-the-blitt
.patch
-
kvm-cirrus-fix-off-by-one-in-cirrus_bitblt_rop_bkwd_tran
.patch
- kvm-cirrus-fix-PUTPIXEL-macro.patch [bz#1444377
bz#1444379]
- Resolves: bz#1444377 (CVE-2017-7980 qemu-kvm: Qemu:
display: cirrus: OOB r/w access issues in bitblt
routines [rhel-6.9.z])
- Resolves: bz#1444379 (CVE-2017-7980 qemu-kvm-rhev: Qemu:
display: cirrus: OOB r/w access issues in bitblt
routines [rhel-6.9.z])
-
kvm-fix-cirrus_vga-fix-OOB-read-case-qemu-Segmentation-f
.patch
-
kvm-cirrus-vnc-zap-bitblit-support-from-console-code.pat
ch [bz#1443447 bz#1443449]
- Resolves: bz#1443447 (CVE-2017-7718 qemu-kvm: Qemu:
display: cirrus: OOB read access issue [rhel-6.9.z])
- Resolves: bz#1443449 (CVE-2017-7718 qemu-kvm-rhev: Qemu:
display: cirrus: OOB read access issue [rhel-6.9.z])
- Resolves: bz#1447544 (CVE-2016-9603 qemu-kvm-rhev: Qemu:
cirrus: heap buffer overflow via vnc connection
[rhel-6.9.z])
- Resolves: bz#1447540 (CVE-2016-9603 qemu-kvm: Qemu:
cirrus: heap buffer overflow via vnc connection
[rhel-6.9.z])
- kvm-vns-tls-don-t-use-depricated-gnutls-functions.patch
[bz#1428750]
- kvm-vnc-apply-display-size-limits.patch [bz#1400438
bz#1425943]
- Resolves: bz#1400438 (qemu-kvm coredump in
vnc_refresh_server_surface [rhel-6.9.z])
- Resolves: bz#1425943 (CVE-2017-2633 qemu-kvm-rhev: Qemu:
VNC: memory corruption due to unchecked resolution limit
[rhel-6.9.z])
- Resolves: bz#1428750 (Fails to build in brew)"
);
script_set_attribute(
attribute:"see_also",
value:"https://oss.oracle.com/pipermail/oraclevm-errata/2017-May/000694.html"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected qemu-img package."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:vm:qemu-img");
script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:vm_server:3.4");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/04/20");
script_set_attribute(attribute:"patch_publication_date", value:"2017/05/10");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/05/11");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"OracleVM Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/OracleVM/release", "Host/OracleVM/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/OracleVM/release");
if (isnull(release) || "OVS" >!< release) audit(AUDIT_OS_NOT, "OracleVM");
if (! preg(pattern:"^OVS" + "3\.4" + "(\.[0-9]|$)", string:release)) audit(AUDIT_OS_NOT, "OracleVM 3.4", "OracleVM " + release);
if (!get_kb_item("Host/OracleVM/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "OracleVM", cpu);
if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu);
flag = 0;
if (rpm_check(release:"OVS3.4", reference:"qemu-img-0.12.1.2-2.503.el6_9.3")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
else security_hole(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "qemu-img");
}
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:S/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
62.0%