8.8
CVSSv3

CVE-2020-15685

Published: 22/12/2022 Updated: 04/01/2023
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 0

Vulnerability Summary

During the plaintext phase of the STARTTLS connection setup, protocol commands could have been injected and evaluated within the encrypted session. This vulnerability affects Thunderbird < 78.7.

Vulnerability Trend

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mozilla thunderbird

Vendor Advisories

Multiple security issues have been found in Thunderbird, which may lead to the execution of arbitrary code, denial of service or an information leak For the stable distribution (buster), these problems have been fixed in version 1:7870-1~deb10u1 We recommend that you upgrade your thunderbird packages For the detailed security status of thunder ...
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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: 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 82 Extended Update SupportRed Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability ...
The Mozilla Foundation Security Advisory describes these flaws as: During the plaintext phase of the STARTTLS connection setup, protocol commands could have been injected and evaluated within the encrypted session (CVE-2020-15685) When a HTTPS page was embedded in a HTTP page, and there was a service worker registered for the former, the service w ...
Mozilla Foundation Security Advisory 2021-05 Security Vulnerabilities fixed in Thunderbird 787 Announced January 26, 2021 Impact high Products Thunderbird Fixed in Thunderbird 787 ...
A security issue was found in Thunderbird before version 787 During the plaintext phase of the STARTTLS connection setup, protocol commands could have been injected and evaluated within the encrypted session ...