CVEvulnerability

CVE-2016-2830

4.3 MEDIUM Published 2016-08-05 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2016-08-05
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
4.3 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS 2.0 ([email protected])
4.3 MEDIUM — AV:N/AC:M/Au:N/C:P/I:N/A:N
Weaknesses
CWE-200

Description

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 preserve the network connection used for favicon resource retrieval after the associated browser window is closed, which makes it easier for remote web servers to track users by observing network traffic from multiple IP addresses.

Affected configurations

• mozilla firefox (<= 47.0.1) • mozilla firefox 45.1.0 • mozilla firefox 45.1.1 • mozilla firefox 45.2.0 • mozilla firefox 45.3.0

Related

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References