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CVE-2002-0640

UnknownEPSS 27.32%

Last modified

CVE-2002-0640 is a vulnerability of currently unknown severity. Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).. EPSS estimates a 27.32% chance of exploitation in the next 30 days.

Description

Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).

Metrics

EPSS Probability
27.32%

97.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
OpenbsdOpenssh1.2.2
OpenbsdOpenssh1.2.3
OpenbsdOpenssh2.1
OpenbsdOpenssh2.1.1
OpenbsdOpenssh2.2
OpenbsdOpenssh2.3
OpenbsdOpenssh2.5
OpenbsdOpenssh2.5.1
OpenbsdOpenssh2.5.2
OpenbsdOpenssh2.9
OpenbsdOpenssh2.9.9
OpenbsdOpenssh2.9p1
OpenbsdOpenssh2.9p2
OpenbsdOpenssh3.0
OpenbsdOpenssh3.0.1
OpenbsdOpenssh3.0.1p1
OpenbsdOpenssh3.0.2
OpenbsdOpenssh3.0.2p1
OpenbsdOpenssh3.0p1
OpenbsdOpenssh3.1
OpenbsdOpenssh3.1p1
OpenbsdOpenssh3.2
OpenbsdOpenssh3.2.2p1
OpenbsdOpenssh3.2.3p1
OpenbsdOpenssh3.3
OpenbsdOpenssh3.3p1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2002-0640?
Buffer overflow in sshd in OpenSSH 2.3.1 through 3.3 may allow remote attackers to execute arbitrary code via a large number of responses during challenge response authentication when OpenBSD is using PAM modules with interactive keyboard authentication (PAMAuthenticationViaKbdInt).
How severe is CVE-2002-0640?
Severity scoring for CVE-2002-0640 is pending analysis. The EPSS model estimates a 27.32% probability of exploitation in the next 30 days.
How do I fix CVE-2002-0640?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2002-0640?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST