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

CVE-2019-11728

Disclosure Date: July 23, 2019
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

The HTTP Alternative Services header, Alt-Svc, can be used by a malicious site to scan all TCP ports of any host that the accessible to a user when web content is loaded. This vulnerability affects Firefox < 68.

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CVSS V3 Severity and Metrics
Base Score:
4.7 Medium
Impact Score:
1.4
Exploitability Score:
2.8
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/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):
None
Availability (A):
None

General Information

Vendors

  • mozilla,
  • opensuse

Products

  • firefox,
  • leap 15.0,
  • leap 15.1
Technical Analysis