Mozilla Firefox up to 48 Favicon Scheme information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Mozilla Firefox up to 48. Affected is an unknown function of the component Favicon Scheme Handler. Executing a manipulation with the input jar: can lead to information disclosure. This vulnerability is tracked as CVE-2016-5282. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Mozilla Firefox up to 48 (Web Browser). This vulnerability affects an unknown function of the component Favicon Scheme Handler. The manipulation with the input value jar: leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

Mozilla Firefox before 49.0 does not properly restrict the scheme in favicon requests, which might allow remote attackers to obtain sensitive information via unspecified vectors, as demonstrated by a jar: URL for a favicon resource.

The weakness was disclosed 09/22/2016 as MFSA2016-85 as not defined advisory (Website). The advisory is available at mozilla.org. This vulnerability was named CVE-2016-5282. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 93732 (openSUSE Security Update : MozillaFirefox / mozilla-nss (openSUSE-2016-1128)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196583 (Ubuntu Security Notification for Firefox Vulnerabilities (USN-3076-1)).

Upgrading to version 49.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (93732) and SecurityFocus (BID 93052†). The entries VDB-91866, VDB-91868, VDB-91869 and VDB-91870 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 93732
Nessus Name: openSUSE Security Update : MozillaFirefox / mozilla-nss (openSUSE-2016-1128)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

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: 🔍

0-Day Time: 🔍

Upgrade: Firefox 49.0

Timelineinfo

06/03/2016 🔍
09/22/2016 +111 days 🔍
09/22/2016 +0 days 🔍
09/23/2016 +1 days 🔍
09/20/2022 +2188 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2016-85
Status: Not defined

CVE: CVE-2016-5282 (🔍)
GCVE (CVE): GCVE-0-2016-5282
GCVE (VulDB): GCVE-100-91882
SecurityFocus: 93052
SecurityTracker: 1036852

See also: 🔍

Entryinfo

Created: 09/23/2016 09:24
Updated: 09/20/2022 09:04
Changes: 09/23/2016 09:24 (43), 01/31/2018 09:55 (20), 09/20/2022 08:59 (3), 09/20/2022 09:03 (11), 09/20/2022 09:04 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!