CVE-2017-7539
Qemu NBD Server Denial of Service Assertion Failure
Description
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.
INFO
Published Date :
July 26, 2018, 2:29 p.m.
Last Modified :
Feb. 12, 2023, 11:30 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2017-7539
vulnerability.
Even if cvefeed.io
is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-7539
.
URL | 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 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-7539
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-7539
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Feb. 12, 2023
Action Type Old Value New Value Changed Description 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. Removed CVSS V2 Red Hat, Inc. (AV:N/AC:L/Au:N/C:N/I:N/A:P) Removed Reference https://access.redhat.com/security/cve/CVE-2017-7539 [No Types Assigned] Removed Reference https://bugzilla.redhat.com/show_bug.cgi?id=1473622 [No Types Assigned] Added CWE Red Hat, Inc. CWE-617 -
CVE Modified by [email protected]
Feb. 02, 2023
Action Type Old Value New Value Changed Description 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. Removed Reference https://git.qemu.org/?p=qemu.git;a=commitdiff;h=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b [Patch, Vendor Advisory] Removed Reference https://git.qemu.org/?p=qemu.git;a=commitdiff;h=ff82911cd3f69f028f2537825c9720ff78bc3f19 [Patch, Vendor Advisory] Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1473622 [No Types Assigned] Added Reference https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b [No Types Assigned] Added Reference https://access.redhat.com/security/cve/CVE-2017-7539 [No Types Assigned] Added Reference https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=ff82911cd3f69f028f2537825c9720ff78bc3f19 [No Types Assigned] Removed CWE Red Hat, Inc. CWE-617 Removed CWE Reason CWE-617 / Assessment performed prior to CVMAP efforts -
CPE Deprecation Remap by [email protected]
Aug. 04, 2021
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:redhat:openstack:9.0:*:*:*:*:*:*:* OR *cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:* -
CPE Deprecation Remap by [email protected]
Aug. 04, 2021
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:redhat:openstack:10.0:*:*:*:*:*:*:* OR *cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:* -
CPE Deprecation Remap by [email protected]
Aug. 04, 2021
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:redhat:openstack:11.0:*:*:*:*:*:*:* OR *cpe:2.3:a:redhat:openstack:11:*:*:*:*:*:*:* -
CPE Deprecation Remap by [email protected]
Aug. 04, 2021
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:redhat:openstack:8.0:*:*:*:*:*:*:* OR *cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 11, 2020
Action Type Old Value New Value Added CVSS V2 Red Hat, Inc. (AV:N/AC:L/Au:N/C:N/I:N/A:P) -
CVE Modified by [email protected]
Oct. 09, 2019
Action Type Old Value New Value Added CVSS V3 Red Hat, Inc. AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Added CWE Red Hat, Inc. CWE-617 -
Initial Analysis by [email protected]
Oct. 01, 2018
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type http://www.securityfocus.com/bid/99944 No Types Assigned http://www.securityfocus.com/bid/99944 Third Party Advisory, VDB Entry Changed Reference Type https://access.redhat.com/errata/RHSA-2017:3470 No Types Assigned https://access.redhat.com/errata/RHSA-2017:3470 Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2017:3471 No Types Assigned https://access.redhat.com/errata/RHSA-2017:3471 Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2017:2628 No Types Assigned https://access.redhat.com/errata/RHSA-2017:2628 Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2017:3474 No Types Assigned https://access.redhat.com/errata/RHSA-2017:3474 Third Party Advisory Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7539 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7539 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2017:3472 No Types Assigned https://access.redhat.com/errata/RHSA-2017:3472 Third Party Advisory Changed Reference Type https://git.qemu.org/?p=qemu.git;a=commitdiff;h=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b No Types Assigned https://git.qemu.org/?p=qemu.git;a=commitdiff;h=2b0bbc4f8809c972bad134bc1a2570dbb01dea0b Patch, Vendor Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2017:3473 No Types Assigned https://access.redhat.com/errata/RHSA-2017:3473 Third Party Advisory Changed Reference Type https://git.qemu.org/?p=qemu.git;a=commitdiff;h=ff82911cd3f69f028f2537825c9720ff78bc3f19 No Types Assigned https://git.qemu.org/?p=qemu.git;a=commitdiff;h=ff82911cd3f69f028f2537825c9720ff78bc3f19 Patch, Vendor Advisory Changed Reference Type http://www.openwall.com/lists/oss-security/2017/07/21/4 No Types Assigned http://www.openwall.com/lists/oss-security/2017/07/21/4 Mailing List, Patch, Third Party Advisory Changed Reference Type https://access.redhat.com/errata/RHSA-2017:3466 No Types Assigned https://access.redhat.com/errata/RHSA-2017:3466 Third Party Advisory Added CWE CWE-20 Added CPE Configuration OR *cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* versions up to (excluding) 2.10.1 Added CPE Configuration OR *cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:* *cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:* *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:virtualization:4.0:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:* OR cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 28, 2018
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2017:3474 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2017:3473 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2017:3472 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2017:3471 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2017:3470 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2017:3466 [No Types Assigned] Added Reference https://access.redhat.com/errata/RHSA-2017:2628 [No Types Assigned] Added Reference http://www.securityfocus.com/bid/99944 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-7539
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-7539
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
11.42 }} 3.02%
score
0.95301
percentile