Vulnerability Monitor

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CVE-2017-7782

An error in the "WindowsDllDetourPatcher" where a RWX ("Read/Write/Execute") 4k block is allocated but never protected, violating DEP protections. 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.

Published

2018-06-11T21:29:08.920

Last Modified

2025-11-25T17:50:16.803

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 5.3 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-269

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 52.3.0	Yes
Application	mozilla	firefox	< 55.0	Yes
Application	mozilla	thunderbird	< 52.3.0	Yes
Operating System	microsoft	windows	-	No

References

http://www.securityfocus.com/bid/100243 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1039124 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1344034 Issue Tracking, Patch ([email protected])
https://www.mozilla.org/security/advisories/mfsa2017-18/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2017-19/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2017-20/ Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/100243 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1039124 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1344034 Issue Tracking, Patch (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2017-18/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2017-19/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2017-20/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)