CVE-2023-6135: Medium severity firefox vulnerability

Published Nov 15, 2023
·
Updated

Last updated 24 July 2024

Other sources

Mozilla Network Security Services (NSS) NIST curves, as used in Mozilla Firefox, could allow a remote attacker to obtain sensitive information, caused by a side-channel attack known as "Minerva". By persuading a victim to visit a specially crafted Web site, a remote attacker could exploit this vulnerability to recover private keys.

IBM

Multiple NSS NIST curves were susceptible to a side-channel attack known as "Minerva". This attack could potentially allow an attacker to recover the private key.

Mozilla

NSS is vulnerable to the Minerva attack https://minerva.crocs.fi.muni.cz/

The CVE has been assigned by upstream.

Upstream bug: https://bugzilla.mozilla.org/showbug.cgi?id=1853908

Red Hat

Affected Software

7 affected componentsFixes available
Mozilla Firefox<121
121
Mozilla Firefox<121.0
debian/firefox
137.0.2-1
debian/nss<=2:3.61-1+deb11u3, <=2:3.61-1+deb11u4, <=2:3.87.1-1+deb12u1
2:3.110-1
IBM R10.0<=10.1.3.0 10.0.245.0
IBM R9.4<=89.42.18.0 89.41.25.0 89.40.83.0
IBM R9.3<=89.33.52.0 89.33.45.0

Event History

Nov 15, 2023
Data Sourced
via Red Hat·09:36 PM
DescriptionSeverityAffected Software
Dec 19, 2023
CVE Published
via Mozilla·12:00 AM
CVE Published
via MITRE·01:38 PM
Data Sourced
via MITRE·01:38 PM
DescriptionWeakness
Jan 12, 2024
Data Sourced
via Launchpad·12:28 AM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·04:18 AM
RemedyDescriptionSeverityAffected Software
May 27, 2025
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2023-6135?

CVE-2023-6135 is considered high severity due to its potential to allow remote attackers to obtain sensitive information.

2

How do I fix CVE-2023-6135?

To fix CVE-2023-6135, users should update their Mozilla Firefox and NSS packages to the latest versions that are not affected by this vulnerability.

3

What systems are affected by CVE-2023-6135?

CVE-2023-6135 affects Mozilla Firefox versions up to 121 and IBM Security Verify Governance components up to ISVG 10.0.2.

4

Who is at risk from CVE-2023-6135?

Users of the affected versions of Mozilla Firefox and IBM Security Verify Governance are at risk when visiting specially crafted websites.

5

What type of attack does CVE-2023-6135 involve?

CVE-2023-6135 involves a side-channel attack known as 'Minerva' that could exploit cryptographic vulnerabilities.

Contact

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