telnetd.exe in Pragma TelnetServer 7.0.4.589 allows remote attackers to cause a denial of service (process crash and resource exhaustion) via a crafted TELOPT PRAGMA LOGON telnet option, which triggers a NULL pointer dereference.
Conclusion & alert: CVE-2008-0153 is rated High Exploit Risk (73.5/100): CVSS Medium severity, with high exploitation likelihood (EPSS 13.12%, 96th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +8.10% over the last day, indicating growing attacker interest. 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 |
|---|---|---|---|---|
| 30991 | exploit_db | edb | 2008-01-04 | 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 | 2026-06-15 | 5.02% | 13.12% | +8.10% |
| 2 | 2026-04-04 | 5.63% | 5.02% | -0.61% |
| 3 | 2026-02-22 | — | 5.63% | — |
Full EPSS history (19 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| pragma_systems | pragma_telnetserver | 7.0.4.589 | cpe:2.3:a:pragma_systems:pragma_telnetserver:7.0.4.589:*:*:*:*:*:*:* |