VDB-144835 · CVE-2013-2258 · BID 61088

Cryptocat up to 2.0.21 Nickname Impersonation authentication spoofing

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.
6.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Cryptocat up to 2.0.21. It has been classified as critical. This impacts an unknown function of the component Nickname Handler. This manipulation causes authentication spoofing (Impersonation). This vulnerability is registered as CVE-2013-2258. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Cryptocat up to 2.0.21. It has been declared as critical. Affected by this vulnerability is an unknown code block of the component Nickname Handler. The manipulation with an unknown input leads to a authentication spoofing vulnerability (Impersonation). The CWE definition for the vulnerability is CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Cryptocat before 2.0.22 has Nickname User Impersonation

The weakness was published 11/04/2019 by Maxim Rupp with Cure53. This vulnerability is known as CVE-2013-2258 since 02/19/2013. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 2.0.22 eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 61088†) and OSVDB (95003†). Similar entry is available at VDB-9440. Statistical analysis made it clear that VulDB provides the best quality 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: 6.3
VulDB Meta Temp Score: 6.2

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

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Impersonation
Class: Authentication spoofing / Impersonation
CWE: CWE-290 / CWE-287
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 🔍
02/19/2013 +104 days 🔍
11/04/2019 +2449 days 🔍
11/05/2019 +1 days 🔍
02/04/2024 +1552 days 🔍

Sourcesinfo

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

CVE: CVE-2013-2258 (🔍)
GCVE (CVE): GCVE-0-2013-2258
GCVE (VulDB): GCVE-100-144835
SecurityFocus: 61088 - Cryptocat CVE-2013-2258 Nickname User Impersonation Vulnerability
OSVDB: 95003

See also: 🔍

Entryinfo

Created: 11/05/2019 10:33
Updated: 02/04/2024 07:30
Changes: 11/05/2019 10:33 (42), 11/05/2019 10:38 (21), 02/04/2024 07:30 (4)
Complete: 🔍
Cache ID: 216::103

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