Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Network
0

CVE-2020-15676

Disclosure Date: October 01, 2020
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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.

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CVSS V3 Severity and Metrics
Base Score:
6.1 Medium
Impact Score:
2.7
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Changed
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
None

General Information

Vendors

  • debian,
  • mozilla,
  • opensuse

Products

  • debian linux 10.0,
  • debian linux 9.0,
  • firefox,
  • firefox esr,
  • leap 15.1,
  • leap 15.2,
  • thunderbird
Technical Analysis