VDB-9435 · CVE-2013-2260 · OSVDB 94998

Cryptocat up to 2.0.21 Cryptocat.random entropy

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.
7.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Cryptocat up to 2.0.21. This affects the function Cryptocat.random. Performing a manipulation results in an unknown weakness. This vulnerability is known as CVE-2013-2260. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Cryptocat up to 2.0.21. CWE is classifying the issue as CWE-331. The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others. The impact remains unknown.

The weakness was published 11/07/2012 by Mario Heiderich, Krzysztof Koktowicz and Maxim Rupp with Cure53 as confirmed blog post (Website). It is possible to read the advisory at blog.crypto.cat. The public release has been coordinated with the project team. This vulnerability is uniquely identified as CVE-2013-2260 since 02/19/2013. It is possible to initiate the attack remotely. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1600.001 according to MITRE ATT&CK.

Upgrading to version 2.0.22 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (94998†). Further details are available at blog.crypto.cat. Similar entries are available at VDB-9432, VDB-9433, VDB-9434 and VDB-9436. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Entropy
CWE: CWE-331 / 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-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Cryptocat 2.0.22

Timelineinfo

11/07/2012 🔍
11/07/2012 +0 days 🔍
02/19/2013 +104 days 🔍
07/11/2013 +142 days 🔍
05/18/2021 +2868 days 🔍

Sourcesinfo

Advisory: blog.crypto.cat
Researcher: Mario Heiderich, Krzysztof Koktowicz, Maxim Rupp
Organization: Cure53
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2013-2260 (🔍)
GCVE (CVE): GCVE-0-2013-2260
GCVE (VulDB): GCVE-100-9435
OSVDB: 94998

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 07/11/2013 11:23
Updated: 05/18/2021 14:12
Changes: 07/11/2013 11:23 (46), 03/19/2019 16:41 (1), 05/18/2021 14:08 (2), 05/18/2021 14:12 (20)
Complete: 🔍
Committer: olku
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!