National Vulnerability Database

National Vulnerability Database

National Vulnerability
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    Vulnerabilities Detail

CVE-2017-8824 Detail

Current Description

The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a denial of service (use-after-free) via an AF_UNSPEC connect system call during the DCCP_LISTEN state.

Source:  MITRE
Description Last Modified:  12/05/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 7.2 HIGH
Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
http://lists.openwall.net/netdev/2017/12/04/224 Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/12/05/1 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/102056 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:0399
https://access.redhat.com/errata/RHSA-2018:0676
https://access.redhat.com/errata/RHSA-2018:1062
https://access.redhat.com/errata/RHSA-2018:1130
https://access.redhat.com/errata/RHSA-2018:1170
https://access.redhat.com/errata/RHSA-2018:1216
https://access.redhat.com/errata/RHSA-2018:1319
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
https://usn.ubuntu.com/3581-1/
https://usn.ubuntu.com/3581-2/
https://usn.ubuntu.com/3581-3/
https://usn.ubuntu.com/3582-1/
https://usn.ubuntu.com/3582-2/
https://usn.ubuntu.com/3583-1/
https://usn.ubuntu.com/3583-2/
https://www.debian.org/security/2017/dsa-4073
https://www.debian.org/security/2018/dsa-4082
https://www.exploit-db.com/exploits/43234/ Exploit Third Party Advisory VDB Entry

Technical Details

Vulnerability Type (View All)

Change History

13 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-8824
NVD Published Date:
12/05/2017
NVD Last Modified:
05/09/2018