Buffer overflow in the slc_add_reply function in various BSD-based Telnet clients, when handling LINEMODE suboptions, allows remote attackers to execute arbitrary code via a reply with a large number of Set Local Character (SLC) commands.
Conclusion & alert: CVE-2005-0469 is rated Moderate Risk (59.1/100): CVSS High severity, with high exploitation likelihood (EPSS 47.82%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 53.22% | 47.82% | -5.40% |
| 2 | 2025-03-29 | 47.82% | 53.22% | +5.40% |
| 3 | 2025-03-19 | — | 47.82% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2005-0469 not yet assigned priority: Debian including 4 source packages (heimdal, krb5, netkit-telnet, netkit-telnet-ssl), 16 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 16. | https://security-tracker.debian.org/tracker/CVE-2005-0469 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2005-0469 |
ubuntu
|
medium | CVE-2005-0469 medium priority: Ubuntu including 5 source packages (heimdal, krb4, krb5, netkit-telnet, netkit-telnet-ssl), 20 status rows across 4 suites (dapper, edgy, feisty, upstream): released 14, needs-triage 5, DNE 1. | https://ubuntu.com/security/CVE-2005-0469 |
Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.