Calisto Internet Talker 0.04 and earlier allows remote attackers to cause a denial of service (hang) via a long request, possibly triggering a buffer overflow.
Conclusion & alert: CVE-2002-2291 is rated High Exploit Risk (71.6/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.80%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 0.60% | 0.80% | +0.21% |
| 2 | 2025-03-29 | 0.80% | 0.60% | -0.21% |
| 3 | 2025-03-17 | — | 0.80% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| calisto | calisto_internet_talker | <= 0.04 | cpe:2.3:a:calisto:calisto_internet_talker:*:*:*:*:*:*:*:* |