Security readout for executives and security teams
Dino chat client versions before 0.1.2, and 0.2.x before 0.2.1, could let a file transfer create a new file outside the intended download path. The source states this is limited to new file creation through URI-encoded path separators. Exposure is likely limited to systems running affected Dino versions and accepting file transfers. Organizations using distribution packages should verify whether package updates include Dino 0.1.2, 0.2.1, or later. Treat as a targeted client update issue, not an emergency based on the supplied evidence. Prioritize environments where Dino file transfers are used with untrusted external contacts. Mitigation focus: Upgrade Dino to 0.1.2, 0.2.1, or later.; Apply relevant Linux distribution security updates, including Fedora package advisories where applicable.; Check Dino vendor guidance for any additional hardening or operational recommendations..
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
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File access behavior lookup
The CVE wording references file access or upload behavior, so file telemetry and web shell review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-33896 mapping review
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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://dino.im/blog/CVE reference · x_refsource_MISC
- https://dino.im/security/cve-2021-33896/CVE reference · x_refsource_CONFIRM
- FEDORA-2021-3cf08ffe38CVE reference · vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-d5d263ec35CVE reference · vendor-advisory, x_refsource_FEDORA
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.