CVE-2020-6581
published 2020-03-16CVE-2020-6581: Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline…
PriorityP336high7.3CVSS 3.1
AVLACLPRLUIRSUCHIHAH
EPSS
1.61%
72.9th percentile
Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline sequence). This can cause command injection.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | nagios-nrpe | < nagios-nrpe 4.0.0-1 (bookworm) | nagios-nrpe 4.0.0-1 (bookworm) |
| fedoraproject | fedora | — | — |
| nagios | remote_plug_in_executor | — | — |
CVSS provenance
nvdv3.17.3HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
nvdv2.03.7LOWAV:L/AC:H/Au:N/C:P/I:P/A:P
osv7.3HIGH
vendor_debian7.3HIGH
vendor_redhat7.3HIGH
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
GHSA
GHSA-cvrp-qf9f-rq8m: Nagios NRPE 3
ghsa_unreviewed·2022-05-24
CVE-2020-6581 [MEDIUM] CWE-74 GHSA-cvrp-qf9f-rq8m: Nagios NRPE 3
Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline sequence). This can cause command injection.
OSV
CVE-2020-6581: Nagios NRPE 3
osv·2020-03-16·CVSS 7.3
CVE-2020-6581 [HIGH] CVE-2020-6581: Nagios NRPE 3
Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline sequence). This can cause command injection.
Red Hat
nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection
vendor_redhat·2020-03-04·CVSS 7.3
CVE-2020-6581 [HIGH] CWE-77 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection
nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection
Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline sequence). This can cause command injection.
A flaw was found in nrpe. A command injection is possible due to insufficient filtering. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Statement: Nagios is considered deprecated. Nagios plugins and Nagios server are no longer maintained or supported. Refer following release notes for details: "https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.5/html-single/3.5_release_notes/index". The older
Debian
CVE-2020-6581: nagios-nrpe - Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metacha...
vendor_debian·2020·CVSS 7.3
CVE-2020-6581 [HIGH] CVE-2020-6581: nagios-nrpe - Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metacha...
Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline sequence). This can cause command injection.
Scope: local
bookworm: resolved (fixed in 4.0.0-1)
bullseye: resolved (fixed in 4.0.0-1)
forky: resolved (fixed in 4.0.0-1)
sid: resolved (fixed in 4.0.0-1)
trixie: resolved (fixed in 4.0.0-1)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection
bugzilla·2020-03-24·CVSS 7.3
CVE-2020-6581 [HIGH] CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection
CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection
Nagios NRPE 3.2.1 has Insufficient Filtering because, for example, nasty_metachars interprets \n as the character \ and the character n (not as the \n newline sequence). This can cause command injection.
Reference:
https://herolab.usd.de/security-advisories/usd-2020-0002/
Discussion:
Created nrpe tracking bugs for this issue:
Affects: epel-all [bug 1816805]
Affects: fedora-all [bug 1816804]
---
Statement:
Nagios is considered deprecated. Nagios plugins and Nagios server are no longer maintained or supported. Refer following release notes for details: "https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3.5/html-single/3.5_release_notes/index". T
Bugzilla
CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection [fedora-all]
bugzilla·2020-03-24·CVSS 7.3
CVE-2020-6581 [HIGH] CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection [fedora-all]
CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit messag
Bugzilla
CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection [epel-all]
bugzilla·2020-03-24·CVSS 7.3
CVE-2020-6581 [HIGH] CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection [epel-all]
CVE-2020-6581 nrpe: insufficient filtering and incorrect parsing of the configuration file may lead to command injection [epel-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
https://herolab.usd.de/security-advisories/https://herolab.usd.de/security-advisories/usd-2020-0002/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DNGKXVDB43E3KQRA6W5QZT3Z46XZLQM/https://herolab.usd.de/security-advisories/https://herolab.usd.de/security-advisories/usd-2020-0002/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2DNGKXVDB43E3KQRA6W5QZT3Z46XZLQM/
2020-03-16
Published