Security readout for executives and security teams
Plain-English summary
Cryptocat versions before 2.0.22 used weak encryption in the Socialist Millionaire Protocol, a mechanism tied to verifying chat participants. The public bundle does not provide CVSS, CWE, or active exploitation evidence, so urgency depends on whether legacy Cryptocat was used for sensitive communications.
Executive priority
Prioritize as a targeted legacy-software review, not a broad emergency, unless the organization depended on old Cryptocat for sensitive communications or identity verification.
Technical view
The CVE identifies weak encryption in Cryptocat's Socialist Millionaire Protocol before version 2.0.22. The affected range is only stated as "before 2.0.22" and no CPEs, CVSS vector, CWE, exploit confirmation, or detailed vendor remediation are provided in the bundle.
Likely exposure
Exposure is likely limited to environments that still run or retain historical reliance on Cryptocat clients before 2.0.22. Modern exposure cannot be inferred from the bundle without asset or software inventory evidence.
Exploitation context
The bundle includes public references discussing the issue, but it is not listed in CISA KEV and the provided data does not confirm active exploitation. Treat exploit status as unconfirmed.
Researcher notes
Evidence is sparse: the record states the vulnerable component and version boundary, but lacks CVSS, CWE, CPEs, detailed root cause, exploit status, and explicit remediation language beyond the affected-before version.
Mitigation direction
- Identify any Cryptocat deployments or archived packaged clients.
- Remove or replace Cryptocat versions earlier than 2.0.22.
- If Cryptocat is still required, check vendor or project guidance first.
- Avoid relying on affected-era conversations for high-assurance authentication decisions.
Validation and detection
- Confirm whether Cryptocat appears in endpoint, browser extension, or software inventories.
- Verify any discovered Cryptocat version is not earlier than 2.0.22.
- Review sensitive historical use only if business records show Cryptocat dependency.
- Document absence of KEV evidence and missing CVSS in the risk record.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2013-4104 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://www.openwall.com/lists/oss-security/2013/07/10/15CVE reference · x_refsource_MISC
- https://tobtu.com/decryptocat.phpCVE reference · x_refsource_MISC
- https://www.securityfocus.com/bid/61108CVE reference · x_refsource_MISC
- https://vuldb.com/?id.9436CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.