VDB-144812 · CVE-2013-4102 · BID 61095

Cryptocat up to 2.0.21 strophe.js Math.random random values

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.
8.0	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in Cryptocat up to 2.0.21. This affects the function Math.random of the component strophe.js. Such manipulation leads to random values (random). This vulnerability is uniquely identified as CVE-2013-4102. The attack can be launched remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cryptocat up to 2.0.21. Affected by this issue is the function Math.random of the component strophe.js. The manipulation with an unknown input leads to a random values vulnerability (Random). Using CWE to declare the problem leads to CWE-330. The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Cryptocat before 2.1.12 has a strophe.js Math.random() Function Random Number Generator Weakness

The weakness was disclosed 11/04/2019 by Maxim Rupp with Cure53. This vulnerability is handled as CVE-2013-4102 since 06/12/2013. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1600.001.

Upgrading to version 2.0.22 eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 61095†) and OSVDB (95006†). The entry VDB-9443 is pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Cryptocat

Version

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Random
Class: Random values / Random
CWE: CWE-330 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cryptocat 2.0.22

Timelineinfo

11/07/2012 🔍
06/12/2013 +217 days 🔍
11/04/2019 +2336 days 🔍
11/04/2019 +0 days 🔍
02/01/2024 +1550 days 🔍

Sourcesinfo

Advisory: tobtu.com
Researcher: Maxim Rupp
Organization: Cure53
Status: Not defined

CVE: CVE-2013-4102 (🔍)
GCVE (CVE): GCVE-0-2013-4102
GCVE (VulDB): GCVE-100-144812
SecurityFocus: 61095 - Cryptocat CVE-2013-4102 Random Number Generator Weakness
OSVDB: 95006

See also: 🔍

Entryinfo

Created: 11/04/2019 19:20
Updated: 02/01/2024 18:33
Changes: 11/04/2019 19:20 (43), 11/04/2019 19:25 (21), 02/01/2024 18:33 (4)
Complete: 🔍
Cache ID: 216::103