Cryptocat Extension up to 2.0.21 on Chrome img/keygen.gif 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
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Cryptocat Extension up to 2.0.21 on Chrome. It has been declared as problematic. This issue affects some unknown processing of the file img/keygen.gif. Executing a manipulation can lead to information disclosure. This vulnerability appears as CVE-2013-2261. The attack may be performed from remote. In addition, an exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Cryptocat Extension up to 2.0.21 on Chrome. It has been declared as problematic. This vulnerability affects some unknown processing of the file img/keygen.gif. The manipulation with an unknown input 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:

Cryptocat before 2.0.22 Chrome Extension 'img/keygen.gif' has Information Disclosure

The weakness was presented 11/04/2019 by Maxim Rupp. This vulnerability was named CVE-2013-2261 since 02/19/2013. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1592.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

Upgrading to version 2.0.22 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (38636), SecurityFocus (BID 61090†) and OSVDB (95000†). See VDB-9437 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.1

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cryptocat Extension 2.0.22

Timelineinfo

11/07/2012 🔍
02/19/2013 +104 days 🔍
11/04/2019 +2449 days 🔍
11/04/2019 +0 days 🔍
12/21/2024 +1874 days 🔍

Sourcesinfo

Advisory: tobtu.com
Researcher: Maxim Rupp
Status: Confirmed

CVE: CVE-2013-2261 (🔍)
GCVE (CVE): GCVE-0-2013-2261
GCVE (VulDB): GCVE-100-144808
SecurityFocus: 61090 - Cryptocat Chrome Extension 'img/keygen.gif' File Information Disclosure Vulnerability
OSVDB: 95000

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 11/04/2019 19:18
Updated: 12/21/2024 07:35
Changes: 11/04/2019 19:18 (40), 11/04/2019 19:23 (21), 02/01/2024 18:02 (4), 12/21/2024 07:35 (24)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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