vulnerability

Red Hat: CVE-2021-36386: CVE-2021-36386 fetchmail: DoS or information disclosure when logging long messages (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
2021-07-30
Added
2022-05-13
Modified
2023-12-15

Description

report_vbuild in report.c in Fetchmail before 6.4.20 sometimes omits initialization of the vsnprintf va_list argument, which might allow mail servers to cause a denial of service or possibly have unspecified other impact via long error messages. NOTE: it is unclear whether use of Fetchmail on any realistic platform results in an impact beyond an inconvenience to the client user.

Solution(s)

redhat-upgrade-fetchmailredhat-upgrade-fetchmail-debuginforedhat-upgrade-fetchmail-debugsource
Title
NEW

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