Mozilla Firefox up to 48 Preloaded Public Key Pinning input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Mozilla Firefox up to 48. Affected by this issue is some unknown functionality of the component Preloaded Public Key Pinning. The manipulation results in input validation. This vulnerability is cataloged as CVE-2016-5284. The attack may be launched remotely. There is no exploit available. This vulnerability is historically impactful due to its background and the reception it garnered. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mozilla Firefox up to 48 (Web Browser). Affected is some unknown functionality of the component Preloaded Public Key Pinning. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Mozilla Firefox before 49.0 and Firefox ESR 45.x before 45.4 rely on unintended expiration dates for Preloaded Public Key Pinning, which allows man-in-the-middle attackers to spoof add-on updates by leveraging possession of an X.509 server certificate for addons.mozilla.org signed by an arbitrary built-in Certification Authority.

The weakness was shared 09/22/2016 by Brian Carpenter (ryan) as Bug 1303127 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.mozilla.org. The vendor cooperated in the coordination of the public release. This vulnerability is traded as CVE-2016-5284 since 06/03/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 09/20/2022). This vulnerability has a historic impact due to its background and reception.

The vulnerability scanner Nessus provides a plugin with the ID 94043 (SUSE SLES11 Security Update : MozillaFirefox (SUSE-SU-2016:2513-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 236094 (Red Hat Update for firefox (RHSA-2016:1912)).

Upgrading to version 49.0 eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (94043) and SecurityFocus (BID 93049†). Further details are available at theregister.co.uk. The entries VDB-90438, VDB-90447, VDB-91869 and VDB-91870 are related to this item. Once again VulDB remains the best source for vulnerability data.

Affected

  • Tor Browser up to 6.0.4

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.4
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.4
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 94043
Nessus Name: SUSE SLES11 Security Update : MozillaFirefox (SUSE-SU-2016:2513-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 831034
OpenVAS Name: Mozilla Firefox Security Updates( mfsa_2016-85_2016-86 )-MAC OS X
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Firefox 49.0

Timelineinfo

06/03/2016 🔍
09/20/2016 +109 days 🔍
09/22/2016 +2 days 🔍
09/22/2016 +0 days 🔍
09/23/2016 +1 days 🔍
10/12/2016 +19 days 🔍
10/13/2016 +1 days 🔍
09/20/2022 +2168 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: Bug 1303127
Researcher: Brian Carpenter (ryan)
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2016-5284 (🔍)
GCVE (CVE): GCVE-0-2016-5284
GCVE (VulDB): GCVE-100-91884

OVAL: 🔍

SecurityFocus: 93049 - Mozilla Firefox Multiple Security Vulnerabilities
SecurityTracker: 1036852

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 09/23/2016 09:25
Updated: 09/20/2022 09:12
Changes: 09/23/2016 09:25 (77), 04/27/2019 09:34 (14), 09/20/2022 09:12 (4)
Complete: 🔍
Cache ID: 216::103

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