Security readout for executives and security teams
Plain-English summary
CVE-2002-0824 is an old BSD pppd issue where a local user could trick pppd into changing permissions on unintended files through a symlink tied to a tty device argument. This could weaken file protections on the system. Public source data does not identify specific affected BSD releases, severity scoring, or vendor fixes.
Executive priority
Treat as a legacy exposure review item, not an emergency, unless affected multi-user BSD systems remain in production. Prioritize confirmation of vendor patch status and reduction of local user access.
Technical view
The CVE describes a symlink attack in BSD pppd involving a file specified as a tty device. A local attacker may cause permission changes on arbitrary files. The record lacks CVSS, CWE mapping, affected-version details, and patch references. It is not listed as CISA KEV in the provided data.
Likely exposure
Exposure is most likely on legacy BSD systems running vulnerable pppd configurations that allow local users to invoke or influence pppd tty device handling. Specific affected versions are not provided.
Exploitation context
The issue requires local user access. The provided sources do not show active exploitation, public exploit availability, or remote attack capability. Business risk is highest on multi-user legacy systems.
Researcher notes
The public record is sparse. It names BSD pppd and the attack class but not affected releases, fixed versions, or advisory links. Avoid assuming all pppd implementations are affected without vendor confirmation.
Mitigation direction
- Check BSD vendor advisories and package history for pppd fixes related to CVE-2002-0824.
- Update or replace legacy BSD pppd packages where vendor fixes exist.
- Restrict local shell access to trusted users on systems running pppd.
- Review whether pppd is still required; disable it where unused.
- Apply least-privilege controls around pppd execution and device access.
Validation and detection
- Identify BSD systems with pppd installed or enabled.
- Determine OS and pppd package versions from asset inventory.
- Compare versions against vendor security advisories or package changelogs.
- Review local user access on systems running pppd.
- Check configuration for unnecessary pppd usage or exposed device handling.
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
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CVE-2002-0824 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.