CVE-2020-35112Mozilla Firefox vulnerability

9 documents7 sources
Severity
8.8HIGHNVD
EPSS
0.5%
top 32.66%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 7
Latest updateMay 24

Description

If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there was an executable file in the downloads directory with the same name but with an executable extension (such as .bat or .exe) that executable would have been launched instead. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages6 packages

CVEListV5mozilla/firefoxunspecified84
NVDmozilla/firefox< 84.0
CVEListV5mozilla/firefox_esrunspecified78.6
NVDmozilla/firefox_esr< 78.6.0
CVEListV5mozilla/thunderbirdunspecified78.6

🔴Vulnerability Details

3
GHSA
GHSA-c2mj-qmxh-xhgx: If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there was an executable file in the do2022-05-24
OSV
CVE-2020-35112: If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there was an executable file in the do2021-01-07
CVEList
CVE-2020-35112: If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there was an executable file in the do2021-01-07

📋Vendor Advisories

5
Red Hat
Mozilla: Opening an extension-less download may have inadvertently launched an executable instead2020-12-15
Debian
CVE-2020-35112: firefox - If a user downloaded a file lacking an extension on Windows, and then "Open"-ed ...2020
Mozilla
Mozilla Foundation Security Advisory 2020-54: CVE-2020-35112
Mozilla
Mozilla Foundation Security Advisory 2020-55: CVE-2020-35112
Mozilla
Mozilla Foundation Security Advisory 2020-56: CVE-2020-35112
CVE-2020-35112 — Mozilla Firefox vulnerability | cvebase