CVE-2023-5388

nss: timing attack against RSA decryption

Published Mar 19, 2024 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
NSS was susceptible to a timing side-channel attack when performing RSA decryption. This attack could potentially allow an attacker to recover the private data. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
Debian DLA Debian DLA DLA-3757-1 nss security update
Debian DLA Debian DLA DLA-3769-1 thunderbird security update
Debian DLA Debian DLA DLA-3775-1 firefox-esr security update
Debian DSA Debian DSA DSA-5643-1 firefox-esr security update
Debian DSA Debian DSA DSA-5644-1 thunderbird security update
EUVD EUVD EUVD-2023-57703 NSS was susceptible to a timing side-channel attack when performing RSA decryption. This attack could potentially allow an attacker to recover the private data. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.
Ubuntu USN Ubuntu USN USN-6703-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-6717-1 Thunderbird vulnerabilities
Ubuntu USN Ubuntu USN USN-6727-1 NSS vulnerabilities
History
Type Values Removed Values Added
First Time appeared Debian
Debian debian Linux
Weaknesses NVD-CWE-noinfo CWE-203
CPEs cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Vendors & Products Debian
Debian debian Linux
Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Mozilla thunderbird
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Vendors & Products Mozilla
Mozilla firefox
Mozilla thunderbird
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Nov 4, 2025, 6:21 PM
Reserved
Oct 4, 2023, 5:22 PM
Status
Modified
Published
Mar 19, 2024, 12:15 PM
Modified
Jun 17, 2026, 6:48 AM
Severity
Moderate
Public date
Oct 12, 2023, 12:00 AM