8.8
CVSSv3

CVE-2020-26968

Published: 09/12/2020 Updated: 10/12/2020
CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 828
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

Vulnerability Summary

Several memory safety issues have been found in Firefox prior to 83.0 and Firefox ESR prior to 78.4. Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code.

Vulnerability Trend

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mozilla firefox

mozilla firefox esr

mozilla thunderbird

Vendor Advisories

Multiple security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code, information disclosure, phishing, cross-site scripting or a DNS rebinding attack For the stable distribution (buster), these problems have been fixed in version 7850esr-1~deb10u1 We recommend that you u ...
Multiple security issues have been found in Thunderbird, which may lead to the execution of arbitrary code or denial of service For the stable distribution (buster), these problems have been fixed in version 1:7850-1~deb10u1 We recommend that you upgrade your thunderbird packages For the detailed security status of thunderbird please refer to ...
Synopsis Important: firefox security update Type/Severity Security Advisory: Important 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 Important A Common Vulnerability Scoring System (CVSS) base score, ...
Synopsis Important: thunderbird security update Type/Severity Security Advisory: Important Topic An update for thunderbird is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVSS) bas ...
Synopsis Important: firefox security update Type/Severity Security Advisory: Important Topic An update for firefox is now available for Red Hat Enterprise Linux 81 Extended Update SupportRed Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring ...
Synopsis Important: thunderbird security update Type/Severity Security Advisory: Important Topic An update for thunderbird is now available for Red Hat Enterprise Linux 82 Extended Update SupportRed Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability ...
Synopsis Important: thunderbird security update Type/Severity Security Advisory: Important Topic An update for thunderbird is now available for Red Hat Enterprise Linux 81 Extended Update SupportRed Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability ...
Synopsis Important: thunderbird security update Type/Severity Security Advisory: Important Topic An update for thunderbird is now available for Red Hat Enterprise Linux 6Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVSS) bas ...
Synopsis Important: thunderbird security update Type/Severity Security Advisory: Important Topic An update for thunderbird is now available for Red Hat Enterprise Linux 8Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVSS) bas ...
Synopsis Important: thunderbird security update Type/Severity Security Advisory: Important Topic An update for thunderbird is now available for Red Hat Enterprise Linux 80 Update Services for SAP SolutionsRed Hat Product Security has rated this update as having a security impact of Important A Common Vul ...
Synopsis Important: firefox security update Type/Severity Security Advisory: Important Topic An update for firefox is now available for Red Hat Enterprise Linux 82 Extended Update SupportRed Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring ...
Synopsis Important: firefox security update Type/Severity Security Advisory: Important 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 Important A Common Vulnerability Scoring System (CVSS) base score, ...
Synopsis Important: firefox security update Type/Severity Security Advisory: Important Topic An update for firefox is now available for Red Hat Enterprise Linux 80 Update Services for SAP SolutionsRed Hat Product Security has rated this update as having a security impact of Important A Common Vulnerabili ...
When drawing a transparent image on top of an unknown cross-origin image, the Skia library `drawImage` function took a variable amount of time depending on the content of the underlying image This resulted in potential cross-origin information exposure of image content through timing side-channel attacks (CVE-2020-16012) The Mozilla Foundation Se ...
Several memory safety issues have been found in Firefox before 830 and Firefox ESR before 784 Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code ...
Mozilla Foundation Security Advisory 2020-50 Security Vulnerabilities fixed in Firefox 83 Announced November 17, 2020 Impact high Products Firefox Fixed in Firefox 83 ...
Mozilla Foundation Security Advisory 2020-52 Security Vulnerabilities fixed in Thunderbird 785 Announced November 17, 2020 Impact high Products Thunderbird Fixed in Thunderbird 785 ...
Mozilla Foundation Security Advisory 2020-51 Security Vulnerabilities fixed in Firefox ESR 785 Announced November 17, 2020 Impact high Products Firefox ESR Fixed in Firefox ESR 785 ...