Security readout for executives and security teams
Plain-English summary
Older Cryptocat versions before 2.0.42 had a weakness in group chat ECC private key generation. In practical terms, confidentiality of affected group chats may not have matched user expectations. The source bundle does not provide CVSS, CWE, or confirmed exploitation evidence.
Executive priority
Prioritize this if the organization used Cryptocat group chat for sensitive communications before version 2.0.42. Otherwise, it is mainly a legacy exposure and records-review issue.
Technical view
CVE-2013-2257 concerns Cryptocat before 2.0.42 and describes a brute-force weakness affecting group chat ECC private key generation. The available sources identify the affected version range but do not include detailed cryptographic conditions, impact scoring, or complete remediation instructions.
Likely exposure
Exposure is limited to environments that used Cryptocat versions before 2.0.42, especially for group chat. Current exposure cannot be assessed from the bundle without asset or historical usage data.
Exploitation context
The CVE is not listed as KEV in the provided bundle. Public references exist, including Openwall, SecurityFocus, and a DecryptoCat page, but the bundle does not substantiate active exploitation.
Researcher notes
Evidence is sparse in the supplied bundle: no CVSS, CWE, exploit confirmation, or detailed fix advisory is included. The affected range is clear, but cryptographic impact and practical exploitability require review of the cited primary references.
Mitigation direction
- Identify any historical or active Cryptocat installations before 2.0.42.
- Upgrade affected Cryptocat installations to 2.0.42 or later where still relevant.
- Review vendor or project guidance for any additional remediation details.
- Treat sensitive affected-era group chats as potentially exposed if business impact warrants.
Validation and detection
- Inventory endpoints, browser extensions, and archives for Cryptocat versions before 2.0.42.
- Confirm whether Cryptocat group chat was used for sensitive business communications.
- Check security records for affected-era use and related incident indicators.
- Document whether remediation is complete or the software is no longer present.
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-2013-2257 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/61087CVE 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.