CVE-2020-15676

Published: Oct 1, 2020Modified: Nov 21, 2024

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

Firefox sometimes ran the onload handler for SVG elements that the DOM sanitizer decided to remove, resulting in JavaScript being executed after pasting attacker-controlled data into a contenteditable element. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.

Affected (7)

Products: Mozilla: Firefox, Firefox Esr, Thunderbird · Debian: Debian Linux · Opensuse: Leap

3 products

1 product

1 product

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 81.0
Mozilla Firefox Esr	Before 78.3
Mozilla Thunderbird	Before 78.3

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 10.0
Debian Debian Linux	Version 9.0

Configuration C

2 vulnerable

Vulnerable Software	Affected Versions
Opensuse Leap	Version 15.1
Opensuse Leap	Version 15.2

Related CWEs

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (18)

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html

Source: security@mozilla.org

Broken LinkMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html

Source: security@mozilla.org

Broken LinkMailing ListThird Party Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1646140

Source: security@mozilla.org

Issue TrackingPermissions RequiredVendor Advisory

https://lists.debian.org/debian-lts-announce/2020/10/msg00020.html

Source: security@mozilla.org

Mailing ListThird Party Advisory

https://security.gentoo.org/glsa/202010-02

Source: security@mozilla.org

Third Party Advisory

https://www.debian.org/security/2020/dsa-4770

Source: security@mozilla.org

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2020-42/

Source: security@mozilla.org

Release NotesVendor Advisory

https://www.mozilla.org/security/advisories/mfsa2020-43/

Source: security@mozilla.org

Release NotesVendor Advisory

https://www.mozilla.org/security/advisories/mfsa2020-44/

Source: security@mozilla.org

Release NotesVendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html

Source: af854a3a-2127-422b-91ae-364da2661108

Broken LinkMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html

Source: af854a3a-2127-422b-91ae-364da2661108

Broken LinkMailing ListThird Party Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1646140

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingPermissions RequiredVendor Advisory

https://lists.debian.org/debian-lts-announce/2020/10/msg00020.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

https://security.gentoo.org/glsa/202010-02

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.debian.org/security/2020/dsa-4770

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

https://www.mozilla.org/security/advisories/mfsa2020-42/

Source: af854a3a-2127-422b-91ae-364da2661108

Release NotesVendor Advisory

https://www.mozilla.org/security/advisories/mfsa2020-43/

Source: af854a3a-2127-422b-91ae-364da2661108

Release NotesVendor Advisory

https://www.mozilla.org/security/advisories/mfsa2020-44/

Source: af854a3a-2127-422b-91ae-364da2661108

Release NotesVendor Advisory

Timeline

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