Tor Browser up to 8.5.3 IFRAME Language 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 (≈)
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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$0-$5k0.00

Summaryinfo

A vulnerability was found in Tor Browser up to 8.5.3. It has been declared as problematic. Affected by this issue is some unknown functionality of the component IFRAME Handler. The manipulation results in information disclosure (Language). This vulnerability is cataloged as CVE-2019-13075. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Tor Browser up to 8.5.3 (Network Encryption Software). It has been classified as problematic. Affected is some unknown processing of the component IFRAME Handler. The manipulation with an unknown input leads to a information disclosure vulnerability (Language). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

Tor Browser through 8.5.3 has an information exposure vulnerability. It allows remote attackers to detect the browser's language via vectors involving an IFRAME element, because text in that language is included in the title attribute of a LINK element for a non-HTML page. This is related to a behavior of Firefox before 68.

The weakness was shared 06/30/2019. This vulnerability is traded as CVE-2019-13075 since 06/30/2019. 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. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 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

Version

License

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: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Language
Class: Information disclosure / Language
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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/30/2019 🔍
06/30/2019 +0 days 🔍
06/30/2019 +0 days 🔍
10/09/2023 +1562 days 🔍

Sourcesinfo

Advisory: 30657
Status: Not defined

CVE: CVE-2019-13075 (🔍)
GCVE (CVE): GCVE-0-2019-13075
GCVE (VulDB): GCVE-100-137094

Entryinfo

Created: 06/30/2019 21:47
Updated: 10/09/2023 14:50
Changes: 06/30/2019 21:47 (36), 06/29/2020 10:28 (18), 10/09/2023 14:50 (4)
Complete: 🔍
Cache ID: 216::103

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