National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7793 Detail

Current Description

A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/101055 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039465 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:2831 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:2885 Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1371889 Issue Tracking Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2017/11/msg00000.html Third Party Advisory
https://security.gentoo.org/glsa/201803-14 Third Party Advisory
https://www.debian.org/security/2017/dsa-3987 Third Party Advisory
https://www.debian.org/security/2017/dsa-4014 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-22/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-23/ Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
52.4.0

Configuration 4 ( hide )
 cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
56.0

Configuration 5 ( hide )
 cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
52.4.0


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7793
NVD Published Date:
06/11/2018
NVD Last Modified:
08/09/2018