CVE-2017-7804

The destructor function for the "WindowsDllDetourPatcher" class can be re-purposed by malicious code in concert with another vulnerability to write arbitrary data to an attacker controlled location in memory. This can be used to bypass existing memory protections in this situation. Note: This attack only affects Windows operating systems. Other operating systems are not affected. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

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

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2017-20/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-19/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-18/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1372849	Issue Tracking Third Party Advisory
http://www.securitytracker.com/id/1039124	Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/100234	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

AND

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

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

Information

Published : 2018-06-11 14:29

Updated : 2018-08-06 09:27

NVD link : CVE-2017-7804

Mitre link : CVE-2017-7804

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

mozilla

firefox
firefox_esr
thunderbird

microsoft

windows

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