Mozilla Firefox on iOS QR Code Parser cross site scripting

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.
4.8$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Mozilla Firefox on iOS. Affected by this vulnerability is an unknown functionality of the component QR Code Parser. Such manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2019-17003. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Mozilla Firefox on iOS (Web Browser) (affected version not known) and classified as problematic. Affected by this issue is some unknown functionality of the component QR Code Parser. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

Scanning a QR code that contained a javascript: URL would have resulted in the Javascript being executed.

The weakness was disclosed 02/17/2023. The advisory is available at bugzilla.mozilla.org. This vulnerability is handled as CVE-2019-17003 since 09/30/2019. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 03/18/2023). This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/30/2019 🔍
02/17/2023 +1236 days 🔍
02/17/2023 +0 days 🔍
03/18/2023 +29 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: bugzilla.mozilla.org
Status: Confirmed

CVE: CVE-2019-17003 (🔍)
GCVE (CVE): GCVE-0-2019-17003
GCVE (VulDB): GCVE-100-221342

Entryinfo

Created: 02/17/2023 09:12
Updated: 03/18/2023 12:19
Changes: 02/17/2023 09:12 (39), 03/18/2023 12:19 (11)
Complete: 🔍
Cache ID: 216::103

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