6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
41.5%
An attacker could have created a malicious link using bidirectional characters to spoof the location in the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
bugzilla.mozilla.org/show_bug.cgi?id=1690979
bugzilla.mozilla.org/show_bug.cgi?id=1836962
lists.debian.org/debian-lts-announce/2023/10/msg00037.html
lists.debian.org/debian-lts-announce/2023/10/msg00042.html
www.debian.org/security/2023/dsa-5535
www.debian.org/security/2023/dsa-5538
www.mozilla.org/security/advisories/mfsa2023-34/
www.mozilla.org/security/advisories/mfsa2023-46/
www.mozilla.org/security/advisories/mfsa2023-47/
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
41.5%