Security readout for executives and security teams
Plain-English summary
Cryptocat versions before 2.0.22 are listed as vulnerable to nickname user impersonation. In business terms, a user could be misled about who they are communicating with in a secure chat context. The public record does not provide severity scoring, detailed prerequisites, or confirmed active exploitation.
Executive priority
Treat this as a legacy exposure cleanup item unless Cryptocat was used for sensitive communications. The key business concern is trust in user identity within past or remaining secure-chat workflows, not broad infrastructure compromise based on the supplied record.
Technical view
The CVE describes nickname user impersonation in Cryptocat before 2.0.22. The source bundle provides no CVSS vector, CWE, CPEs, detailed root cause, or exploit procedure. The clearest remediation boundary is the affected-version statement: versions before 2.0.22.
Likely exposure
Likely exposure is limited to legacy Cryptocat deployments or archived systems using versions before 2.0.22. Organizations not using Cryptocat, or using only versions 2.0.22 and later, are not indicated as affected by the provided sources.
Exploitation context
CISA KEV status is false, and the supplied sources do not state active exploitation. Public references from 2013 show the issue was publicly discussed, but that is not evidence of exploitation in the wild.
Researcher notes
The record is sparse: no CVSS, CWE, CPE, exploit status, or technical root-cause detail is supplied. Analysis should stay constrained to nickname impersonation and the version boundary before 2.0.22. Do not infer affected forks, platforms, or exploitability beyond the cited sources.
Mitigation direction
- Inventory historical and current Cryptocat usage across endpoints and archives.
- Remove Cryptocat versions older than 2.0.22 where still present.
- Upgrade any required Cryptocat use to 2.0.22 or later.
- Review vendor or project guidance before relying on continued Cryptocat use.
- Assess sensitive conversations where identity assurance mattered.
Validation and detection
- Check installed Cryptocat versions against the before-2.0.22 affected range.
- Confirm no legacy browser extensions or packaged clients remain deployed.
- Review security logs or records for impersonation-related reports, if available.
- Document whether Cryptocat is still business-relevant or retired.
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-2013-2258 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/61088CVE 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.