Vulnerability Monitor

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CVE-2020-15657

Firefox could be made to load attacker-supplied DLL files from the installation directory. This required an attacker that is already capable of placing files in the installation directory. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

Published

2020-08-10T18:15:12.593

Last Modified

2024-11-21T05:05:57.533

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:M/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.4

Impact Score

10.0

Weaknesses

Type: Primary
CWE-427

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	< 79.0	Yes
Application	mozilla	firefox_esr	< 78.1	Yes
Application	mozilla	thunderbird	< 78.1	Yes
Operating System	microsoft	windows	-	No

References

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html Third Party Advisory ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=1644954 Issue Tracking, Permissions Required, Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-30/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-32/ Vendor Advisory ([email protected])
https://www.mozilla.org/security/advisories/mfsa2020-33/ Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=1644954 Issue Tracking, Permissions Required, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-30/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-32/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.mozilla.org/security/advisories/mfsa2020-33/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)