CVE-2002-1090

CVE-2002-1090 is a high-severity vulnerability in Libesmtp 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 read_smtp_response of protocol.c in libesmtp before 0.8.11 allows a remote SMTP server to (1) execute arbitrary code via a certain response or (2) cause a denial of service via long server responses.

Frequently asked questions

What is CVE-2002-1090?
Buffer overflow in read_smtp_response of protocol.c in libesmtp before 0.8.11 allows a remote SMTP server to (1) execute arbitrary code via a certain response or (2) cause a denial of service via long server responses.
How severe is CVE-2002-1090?
CVE-2002-1090 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-1090 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1090?
CVE-2002-1090 affects Libesmtp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-1090?
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-2002-1090 published?
CVE-2002-1090 was published on 2002-10-04 and last updated on 2026-06-16.

References

Affected products (1)