CVE-2011-1947

fetchmail: Application hang due unguarded blocking I/O in IMAP/POP3 STARTTLS initialization (fetchmail-SA-2011-01)

Published Jun 2, 2011 CVSS 2.0 · 5.0 Medium EPSS 2.6% KEV · Not listed
Description
fetchmail 5.9.9 through 6.3.19 does not properly limit the wait time after issuing a (1) STARTTLS or (2) STLS request, which allows remote servers to cause a denial of service (application hang) by acknowledging the request but not sending additional packets.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2011-1944 fetchmail 5.9.9 through 6.3.19 does not properly limit the wait time after issuing a (1) STARTTLS or (2) STLS request, which allows remote servers to cause a denial of service (application hang) by acknowledging the request but not sending additional packets.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.02192}

epss

{'score': 0.02444}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 6, 2024, 10:46 PM
Reserved
May 9, 2011, 12:00 AM
Status
Modified
Published
Jun 2, 2011, 7:55 PM
Modified
Jun 16, 2026, 11:30 PM
Severity
Low
Public date
May 30, 2011, 12:00 AM