CVE-2020-15655

A redirected HTTP request which is observed or modified through a web extension could bypass existing CORS checks, leading to potential disclosure of cross-origin information. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2020-32/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-30/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1645204	Issue Tracking Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-33/	Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.html	Mailing List Third Party Advisory
https://usn.ubuntu.com/4443-1/	Third Party Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:firefox_esr::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

Configuration 2 (hide)

cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*

Configuration 3 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::

Information

Published : 2020-08-10 11:15

Updated : 2022-05-03 06:00

NVD link : CVE-2020-15655

Mitre link : CVE-2020-15655

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

mozilla

firefox_esr
thunderbird
firefox

canonical

ubuntu_linux

opensuse

leap

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