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CVE-2001-1009

HighPublished

Fetchmail (aka fetchmail-ssl) before 5.8.17 allows a remote malicious (1) IMAP server or (2) POP/POP3 server to overwrite arbitrary memory and possibly gain...

Published: Feb 2, 2002
Updated: Aug 8, 2024
Assigning CNA: mitre
Evidence observed: Aug 9, 2001

Primary CVSS

10.0/ 10High

nvd · CVSS 2.0

AV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS probability estimate

6.5%

Low · next 30 days

Percentile: 93.6%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Fetchmail (aka fetchmail-ssl) before 5.8.17 allows a remote malicious (1) IMAP server or (2) POP/POP3 server to overwrite arbitrary memory and possibly gain privileges via a negative index number as part of a response to a LIST request.

Sources

Fetchmail 5.x - POP3 Reply Signed Integer IndexExploit
Salvatore Sanfilippo -antirez- · unix · Aug 9, 2001
Fetchmail 5.x - IMAP Reply Signed Integer IndexExploit
Sanfillipo antirez · unix · Aug 9, 2001

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