CVE-2017-7756

A use-after-free and use-after-scope vulnerability when logging errors from headers for XML HTTP Requests (XHR). This could result in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

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

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2017-17/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-16/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-15/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1366595	Issue Tracking Vendor Advisory
https://www.debian.org/security/2017/dsa-3918	Third Party Advisory
https://www.debian.org/security/2017/dsa-3881	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1561	Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1440	Third Party Advisory
http://www.securitytracker.com/id/1038689	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/99057	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Information

Published : 2018-06-11 14:29

Updated : 2018-08-08 07:44

NVD link : CVE-2017-7756

Mitre link : CVE-2017-7756

JSON object : View

CWE

CWE-416

Use After Free

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Products Affected

mozilla

firefox
firefox_esr
thunderbird

debian

debian_linux

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