CVE-2020-6792 — Use of Uninitialized Resource in Mozilla Thunderbird

CWE-908 — Use of Uninitialized ResourceCWE-909 — Missing Initialization of ResourceCWE-456 — Missing Initialization of a Variable11 documents8 sources
Severity
4.3MEDIUMNVD
OSV8.8OSV6.5
EPSS
1.0%
top 23.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Mozilla ThunderbirdDebian ThunderbirdCanonical Ubuntu Linux+1 more
Timeline
PublishedMar 2
Latest updateMay 24

Description

When deriving an identifier for an email message, uninitialized memory was used in addition to the message contents. This vulnerability affects Thunderbird < 68.5.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:NExploitability: 2.8 | Impact: 1.4

Affected Packages6 packages

▶debiandebian/thunderbird< thunderbird 1:68.5.0-1 (bookworm)
▶CVEListV5mozilla/thunderbirdunspecified — 68.5
▶NVDmozilla/thunderbird< 68.5.0
▶Debianmozilla/thunderbird< 1:68.5.0-1+3
▶Ubuntumozilla/thunderbird< 1:68.7.0+build1-0ubuntu0.16.04.2+1

Also affects: Ubuntu Linux 16.04, 18.04, 19.10

🔴Vulnerability Details

4
GHSA
GHSA-c3mf-x864-vg86: When deriving an identifier for an email message, uninitialized memory was used in addition to the message contents↗2022-05-24
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OSV
thunderbird vulnerabilities↗2020-04-21
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OSV
thunderbird vulnerabilities↗2020-04-13
▶
OSV
CVE-2020-6792: When deriving an identifier for an email message, uninitialized memory was used in addition to the message contents↗2020-03-02
▶

📋Vendor Advisories

5
Ubuntu
Thunderbird vulnerabilities↗2020-04-21
▶
Ubuntu
Thunderbird vulnerabilities↗2020-04-13
▶
Red Hat
Mozilla: Message ID calculation was based on uninitialized data↗2020-02-11
▶
Debian
CVE-2020-6792: thunderbird - When deriving an identifier for an email message, uninitialized memory was used ...↗2020
▶
Mozilla
Mozilla Foundation Security Advisory 2020-07: CVE-2020-6792↗
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💬Community

1
Bugzilla
CVE-2020-6792 Mozilla: Message ID calculation was based on uninitialized data↗2020-02-11
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CVE-2020-6792 — Use of Uninitialized Resource | cvebase