CVE-2020-6582

NameCVE-2020-6582
DescriptionNagios NRPE 3.2.1 has a Heap-Based Buffer Overflow, as demonstrated by interpretation of a small negative number as a large positive number during a bzero call.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
nagios-nrpe (PTS)jessie2.15-1vulnerable
stretch3.0.1-3+deb9u1vulnerable
buster3.2.1-2vulnerable
bullseye, sid4.0.2-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
nagios-nrpesource(unstable)4.0.0-1

Notes

[buster] - nagios-nrpe <no-dsa> (Minor issue)
[stretch] - nagios-nrpe <no-dsa> (Minor issue)
[jessie] - nagios-nrpe <no-dsa> (Minor issue)
https://herolab.usd.de/security-advisories/usd-2020-0001/
https://github.com/NagiosEnterprises/nrpe/commit/b84f9b8c9d290dd02e139df8dad1c3eb690c1213
https://github.com/NagiosEnterprises/nrpe/commit/8e3bea4e1b1937e395a182729762aa8894e8649e
https://github.com/NagiosEnterprises/nrpe/commit/0db345444d0dcb3e37cca1bcbb0027dcbb764197 (part validating incoming buffer size)

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