Mozilla Firefox up to 50 on Android URL input validation

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.
5.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Mozilla Firefox up to 50 on Android. This vulnerability affects unknown code of the component URL Handler. The manipulation leads to input validation. This vulnerability is documented as CVE-2017-5395. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox up to 50 on Android (Web Browser). It has been rated as critical. This issue affects some unknown processing of the component URL Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The bug was discovered 01/24/2017. The weakness was released 01/24/2017 by Muneaki Nishimura (Alex) as MFSA 2017-01 as confirmed security advisory (Website). It is possible to read the advisory at mozilla.org. The identification of this vulnerability is CVE-2017-5395 since 01/13/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 96743 (FreeBSD : mozilla -- multiple vulnerabilities (e60169c4-aa86-46b0-8ae2-0d81f683df09)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370289 (Mozilla Firefox Multiple Vulnerabilities (MFSA2017-01,MFSA2017-02)).

Upgrading to version 51 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96743), SecurityFocus (BID 95763†) and SecurityTracker (ID 1037693†). Entries connected to this vulnerability are available at VDB-96001, VDB-96002, VDB-96003 and VDB-96004. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔍

CVSSv2info

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

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 96743
Nessus Name: FreeBSD : mozilla -- multiple vulnerabilities (e60169c4-aa86-46b0-8ae2-0d81f683df09)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 850584
OpenVAS Name: SuSE Update for MozillaFirefox openSUSE-SU-2017:0358-1 (MozillaFirefox)
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 51

Timelineinfo

01/13/2017 🔍
01/24/2017 +11 days 🔍
01/24/2017 +0 days 🔍
01/24/2017 +0 days 🔍
01/24/2017 +0 days 🔍
01/25/2017 +1 days 🔍
01/25/2017 +0 days 🔍
01/26/2017 +1 days 🔍
06/11/2018 +500 days 🔍
08/27/2024 +2269 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2017-01
Researcher: Muneaki Nishimura (Alex)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5395 (🔍)
GCVE (CVE): GCVE-0-2017-5395
GCVE (VulDB): GCVE-100-96011
SecurityFocus: 95763 - Mozilla Firefox Multiple Security Vulnerabilities
OSVDB: - CVE-2017-5395 - Mozilla - Firefox - Spoofing Issue
SecurityTracker: 1037693

scip Labs: https://www.scip.ch/en/?labs.20130704
See also: 🔍

Entryinfo

Created: 01/26/2017 15:17
Updated: 08/27/2024 18:14
Changes: 01/26/2017 15:17 (79), 08/02/2020 16:33 (8), 11/04/2022 09:05 (4), 08/27/2024 18:14 (16)
Complete: 🔍
Cache ID: 216:599:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you know our Splunk app?

Download it now for free!