CVE-2005-0469

CVE-2005-0469 is a high-severity vulnerability in Ncsa Telnet with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is CVE-2005-0469?
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.
How severe is CVE-2005-0469?
CVE-2005-0469 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-0469 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-0469?
CVE-2005-0469 affects Ncsa Telnet. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-0469?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-0469 published?
CVE-2005-0469 was published on 2005-05-02 and last updated on 2026-06-16.

References

Affected products (1)

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