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CVE-2017-15119

Date: July 27, 2018

The Network Block Device (NBD) server in Quick Emulator (QEMU) before 2.11 is vulnerable to a denial of service issue. It could occur if a client sent large option requests, making the server waste CPU time on reading up to 4GB per request. A client could use this flaw to keep the NBD server from serving other requests, resulting in DoS.

Language: C

Severity Score

Related Resources (13)

https://people.canonical.com/~ubuntu-security/cve/CVE-2017-15119
https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg05044.html
https://security-tracker.debian.org/tracker/CVE-2017-15119
https://www.debian.org/security/2018/dsa-4213
https://nvd.nist.gov/vuln/detail/CVE-2017-15119
https://access.redhat.com/errata/RHSA-2018:1104
http://www.securityfocus.com/bid/102011
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-15119
https://access.redhat.com/errata/RHSA-2018:1113
http://www.openwall.com/lists/oss-security/2017/11/28/9
https://usn.ubuntu.com/3575-1/
https://access.redhat.com/security/cve/CVE-2017-15119
https://www.mend.io/vulnerability-database/CVE-2017-15119

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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