CVE-2005-2040

CVE-2005-2040 is a medium-severity vulnerability in Telnetd with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Multiple buffer overflows in the getterminaltype function in telnetd for Heimdal before 0.6.5 may allow remote attackers to execute arbitrary code, a different vulnerability than CVE-2005-0468 and CVE-2005-0469.

Frequently asked questions

What is CVE-2005-2040?
Multiple buffer overflows in the getterminaltype function in telnetd for Heimdal before 0.6.5 may allow remote attackers to execute arbitrary code, a different vulnerability than CVE-2005-0468 and CVE-2005-0469.
How severe is CVE-2005-2040?
CVE-2005-2040 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2005-2040 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-2040?
CVE-2005-2040 primarily affects Telnetd. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-2040?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-2040 published?
CVE-2005-2040 was published on 2005-06-20 and last updated on 2026-06-16.

References

Affected products (13)

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