CVE-2023-5388

Published: Mar 19, 2024Modified: Nov 4, 2025

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Exploitability: 3.9 / Impact: 2.5

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Affected (4)

Products: Mozilla: Firefox, Thunderbird · Debian: Debian Linux

2 products

1 product

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Mozilla Firefox	Before 124.0
Mozilla Firefox	Before 115.9.0
Mozilla Thunderbird	Before 115.9.0

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 10.0

Related CWEs

CWE-203

Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References (13)

https://bugzilla.mozilla.org/show_bug.cgi?id=1780432

Source: security@mozilla.org

Issue TrackingVendor Advisory

https://lists.debian.org/debian-lts-announce/2024/03/msg00022.html

Source: security@mozilla.org

Mailing ListThird Party Advisory

https://lists.debian.org/debian-lts-announce/2024/03/msg00028.html

Source: security@mozilla.org

Mailing ListThird Party Advisory

https://www.mozilla.org/security/advisories/mfsa2024-12/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2024-13/

Source: security@mozilla.org

Vendor Advisory

https://www.mozilla.org/security/advisories/mfsa2024-14/

Source: security@mozilla.org

Vendor Advisory

https://bugzilla.mozilla.org/show_bug.cgi?id=1780432