Back
CVE-2006-4021
The cryptographic module in ScatterChat 1.0.x allows attackers to identify patterns in large numbers of messages by identifying collisions…
Low2.6EPSS 0.66%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The cryptographic module in ScatterChat 1.0.x allows attackers to identify patterns in large numbers of messages by identifying collisions using a birthday attack on the custom padding mechanism for ECB mode encryption.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.66% · top 48% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- 19485 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20060811 ScatterChat Advisory 2006-01: Cryptanalytic Attack Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://www.scatterchat.com/advisories/2006-01_tech.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.scatterchat.com/advisories/2006-01_non_tech.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1396 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2006-4021)Record last updated .