Published: 11/06/2018 Updated: 07/08/2018

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9

VMScore: 668

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

When adding a range to an object in the DOM, it is possible to use "addRange" to add the range to an incorrect root object. This triggers a use-after-free, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 52 and Thunderbird < 52.

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mozilla thunderbird
mozilla firefox

USN-3216-1 introduced a regression in Firefox ...

Firefox could be made to crash or run programs as your login if it opened a malicious website ...

When adding a range to an object in the DOM, it is possible to use addRange to add the range to an incorrect root object This triggers a use-after-free, resulting in a potentially exploitable crash ...

Mozilla Foundation Security Advisory 2017-05 Security vulnerabilities fixed in Firefox 52 Announced March 7, 2017 Impact critical Products Firefox Fixed in Firefox 52 ...

Mozilla Foundation Security Advisory 2017-09 Security vulnerabilities fixed in - Thunderbird 52 Announced April 5, 2017 Impact critical Products Thunderbird Fixed in Thunderbird 52 ...

CWE-416 https://www.mozilla.org/security/advisories/mfsa2017-09/https://www.mozilla.org/security/advisories/mfsa2017-05/https://bugzilla.mozilla.org/show_bug.cgi?id=1340186 http://www.securitytracker.com/id/1037966 http://www.securityfocus.com/bid/96691 https://nvd.nist.gov https://usn.ubuntu.com/3216-2/

CVE-2017-5403

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