Medium severity · published Oct 25, 2023
CVE-2023-5732
An attacker could have created a malicious link using bidirectional characters to spoof the location in the address bar when visited
6.5
CVSS
1%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 117.0 · source: NVD
DL
Debian Linux · Debian
10.0; 11.0 · source: NVD
FE
Firefox Esr · Mozilla
before 115.4.1 · source: NVD
TH
Thunderbird · Mozilla
before 115.4.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-5732
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-5732
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1690979
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1836962
Mailing List
https://lists.debian.org/debian-lts-announce/2023/10/msg00037.html
Mailing List
https://lists.debian.org/debian-lts-announce/2023/10/msg00042.html
Mailing List
https://www.debian.org/security/2023/dsa-5535
Third Party Advisory
https://www.debian.org/security/2023/dsa-5538
More from Firefox
10.0
CVE-2019-11708
Mozilla Firefox and Thunderbird Sandbox Escape Vulnerability
9.8
CVE-2024-9680
Mozilla Firefox Use-After-Free Vulnerability
9.8
CVE-2010-3765
Mozilla Multiple Products Remote Code Execution Vulnerability
9.6
CVE-2022-26486
Mozilla Firefox Use-After-Free Vulnerability
8.8
CVE-2023-5217
Google Chromium libvpx Heap Buffer Overflow Vulnerability