CVE-2017-7539

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2017-7539
An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

7.5 /10

CVSS v3 : HIGH

V3 Legend

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
http://www.openwall.com/lists/oss-security/2017/07/21/4 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/99944 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:2628 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:3466 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:3470 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:3471 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:3472 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:3473 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:3474 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7539 Issue Tracking Patch Third Party Advisory
https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b
https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=ff82911cd3f69f028f2537825c9720ff78bc3f19
Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*
cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
History

12 Feb 2023, 23:30

Type Values Removed Values Added
CWE CWE-20 CWE-617
Summary An assertion-failure flaw was found in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service. An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.
References
  • {'url': 'https://bugzilla.redhat.com/show_bug.cgi?id=1473622', 'name': 'https://bugzilla.redhat.com/show_bug.cgi?id=1473622', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/security/cve/CVE-2017-7539', 'name': 'https://access.redhat.com/security/cve/CVE-2017-7539', 'tags': [], 'refsource': 'MISC'}

02 Feb 2023, 16:18

Type Values Removed Values Added
References
  • {'url': 'https://git.qemu.org/?p=qemu.git;a=commitdiff;h=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b', 'name': 'https://git.qemu.org/?p=qemu.git;a=commitdiff;h=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • {'url': 'https://git.qemu.org/?p=qemu.git;a=commitdiff;h=ff82911cd3f69f028f2537825c9720ff78bc3f19', 'name': 'https://git.qemu.org/?p=qemu.git;a=commitdiff;h=ff82911cd3f69f028f2537825c9720ff78bc3f19', 'tags': ['Vendor Advisory', 'Patch'], 'refsource': 'CONFIRM'}
  • (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1473622 -
  • (MISC) https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b -
  • (MISC) https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=ff82911cd3f69f028f2537825c9720ff78bc3f19 -
  • (MISC) https://access.redhat.com/security/cve/CVE-2017-7539 -
Summary An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service. An assertion-failure flaw was found in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.

04 Aug 2021, 17:15

Type Values Removed Values Added
CPE cpe:2.3:a:redhat:openstack:8.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:9.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:10.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:11.0:*:*:*:*:*:*:*		 cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*
References (CONFIRM) https://git.qemu.org/?p=qemu.git;a=commitdiff;h=ff82911cd3f69f028f2537825c9720ff78bc3f19 - Patch, Vendor Advisory (CONFIRM) https://git.qemu.org/?p=qemu.git;a=commitdiff;h=ff82911cd3f69f028f2537825c9720ff78bc3f19 - Vendor Advisory, Patch
Information

Published : 2018-07-26 14:29

Updated : 2023-12-10 12:44

NVD link : CVE-2017-7539

Mitre link : CVE-2017-7539

CVE.ORG link : CVE-2017-7539

JSON object : View

Products Affected

redhat

  • openstack
  • enterprise_linux
  • virtualization

qemu

  • qemu
CWE
CWE-617

Reachable Assertion

CWE-20

Improper Input Validation