Cryptocat up to 2.0.21 Link Markup Detector addLinks race condition
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.1 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in Cryptocat up to 2.0.21. This affects the function addLinks
of the component Link Markup Detector. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was released 11/07/2012 by Mario Heiderich, Krzysztof Koktowicz and Maxim Rupp with Cure53 as confirmed bulletin (Website). The advisory is shared at blog.crypto.cat. The public release was coordinated with the project team. This vulnerability is uniquely identified as CVE-2013-4101 since 06/12/2013. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.
Upgrading to version 2.0.22 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
Further details are available at blog.crypto.cat. Entries connected to this vulnerability are available at 9432, 9433, 9434 and 9435.
Product
Name
Version
- 2.0.0
- 2.0.1
- 2.0.2
- 2.0.3
- 2.0.4
- 2.0.5
- 2.0.6
- 2.0.7
- 2.0.8
- 2.0.9
- 2.0.10
- 2.0.11
- 2.0.12
- 2.0.13
- 2.0.14
- 2.0.15
- 2.0.16
- 2.0.17
- 2.0.18
- 2.0.19
- 2.0.20
- 2.0.21
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB 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: 🔍
CVSSv2
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: 🔍
Exploiting
Class: Race conditionCWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Cryptocat 2.0.22
Timeline
11/07/2012 🔍11/07/2012 🔍
06/12/2013 🔍
07/11/2013 🔍
05/18/2021 🔍
Sources
Advisory: blog.crypto.catResearcher: Mario Heiderich, Krzysztof Koktowicz, Maxim Rupp
Organization: Cure53
Status: Confirmed
Coordinated: 🔍
CVE: CVE-2013-4101 (🔍)
OSVDB: 95004
Misc.: 🔍
See also: 🔍
Entry
Created: 07/11/2013 11:44Updated: 05/18/2021 14:34
Changes: 07/11/2013 11:44 (48), 03/19/2019 16:01 (2), 05/18/2021 14:34 (20)
Complete: 🔍
Committer: olku
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