Security readout for executives and security teams
Ethereal 0.9.4 and earlier had buffer overflows in its BGP and WCP packet dissectors. A remote attacker could cause the tool to crash or potentially run arbitrary code when affected parsing logic is reached. This matters most for systems or analysts processing untrusted network traffic or packet captures. Exposure is likely limited to legacy environments still running Ethereal 0.9.4 or earlier, especially packet analysis workstations, sensors, lab systems, or automated capture-processing workflows handling BGP or WCP traffic or files. Treat this as a legacy-risk cleanup item unless affected Ethereal systems still handle untrusted traffic. If found in production or security operations workflows, prioritize removal or isolation because the stated impact includes arbitrary code execution. Mitigation focus: Inventory and retire Ethereal 0.9.4 and earlier installations.; Check the Ethereal and Conectiva advisories for fixed-version guidance.; Avoid processing untrusted captures on affected Ethereal versions..
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2002-0821 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
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.