8.6
CVSSv3

CVE-2017-5448

Published: 11/06/2018 Updated: 09/08/2018
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 8.6 | Impact Score: 4.7 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

Vulnerability Trend

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debian debian linux 7.0

redhat enterprise linux workstation 6.0

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redhat enterprise linux server eus 7.4

redhat enterprise linux desktop 7.0

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mozilla firefox esr

mozilla firefox

Vendor Advisories

Synopsis Critical: firefox security update Type/Severity Security Advisory: Critical Topic An update for firefox is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Critical A Common Vulnerability Scoring System (CVSS) base score, wh ...
Synopsis Critical: firefox security update Type/Severity Security Advisory: Critical Topic An update for firefox is now available for Red Hat Enterprise Linux 6Red Hat Product Security has rated this update as having a security impact of Critical A Common Vulnerability Scoring System (CVSS) base score, wh ...
Multiple security issues have been found in the Mozilla Firefox web browser: Multiple memory safety errors, use-after-frees, buffer overflows and other implementation errors may lead to the execution of arbitrary code, information disclosure or denial of service For the stable distribution (jessie), these problems have been fixed in version 4590 ...
Firefox could be made to crash or run programs as your login if it opened a malicious website ...
USN-3260-1 caused a regression in Firefox ...
An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable c ...
A security issue has been found in Firefox &lt; 53, an out-of-bounds write in ClearKeyDecryptor while decrypting some Clearkey-encrypted media content The ClearKeyDecryptor code runs within the Gecko Media Plugin (GMP) sandbox If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within ...
Mozilla Foundation Security Advisory 2017-11 Security vulnerabilities fixed in Firefox ESR 459 Announced April 19, 2017 Impact critical Products Firefox ESR Fixed in Firefox ESR 459 ...
Mozilla Foundation Security Advisory 2017-10 Security vulnerabilities fixed in Firefox 53 Announced April 19, 2017 Impact critical Products Firefox Fixed in Firefox 53 ...
Mozilla Foundation Security Advisory 2017-12 Security vulnerabilities fixed in Firefox ESR 521 Announced April 19, 2017 Impact critical Products Firefox ESR Fixed in Firefox ESR 521 ...