CVE-2022-46303 | Command injection in SMS notifications

Command injection in SMS notifications in Tribe29 Checkmk <= 2.1.0p10, Checkmk <= 2.0.0p27, and Checkmk <= 1.6.0p29 allows an attacker with User Management permissions, as well as LDAP administrators in certain scenarios, to perform arbitrary commands within the context of the application's local permissions.

Published: 2023-02-20 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2022-46303 is rated Moderate Risk (54.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.14%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2022-46303

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.71% 1.14% +0.43%
2 2026-02-21 0.39% 0.71% +0.31%
3 2026-02-06 0.39%

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-46303

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.0 3.1 HIGH
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H Click to expand
Attack vector (AV:A)
Attacker has to be nearby on the network—same office, same link, that vibe—not the whole wide internet.
Attack complexity (AC:H)
Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
1.3 6.0 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H)
Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
1.6 5.9 [email protected]

Weakness enumeration for CVE-2022-46303

OS Trackers for CVE-2022-46303

vendor priority summary link
ubuntu medium CVE-2022-46303 medium priority: Ubuntu including 1 source packages (check-mk), 7 status rows across 7 suites (bionic, focal, jammy, kinetic, trusty, upstream, xenial): DNE 3, needs-triage 3, ignored 1. https://ubuntu.com/security/CVE-2022-46303

Affected software / configurations for CVE-2022-46303

Vendor Product Version Raw CPE
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:-:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b1:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b2:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b3:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b4:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b5:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b6:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b7:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b8:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:b9:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p1:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p10:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p2:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p3:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p4:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p5:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p6:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p7:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p8:*:*:*:*:*:*
checkmk checkmk 2.1.0 cpe:2.3:a:checkmk:checkmk:2.1.0:p9:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:-:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b1:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b2:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b3:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b4:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b5:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b6:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b7:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:b8:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:i1:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p1:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p10:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p11:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p12:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p13:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p14:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p15:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p16:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p17:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p18:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p19:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p2:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p20:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p21:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p22:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p23:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p24:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p25:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p26:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p27:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p3:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p4:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p5:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p6:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p7:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p8:*:*:*:*:*:*
checkmk checkmk 2.0.0 cpe:2.3:a:checkmk:checkmk:2.0.0:p9:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:-:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b1:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b10:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b11:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b12:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b2:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b3:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b4:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b5:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b6:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b7:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b8:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:b9:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p1:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p10:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p11:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p12:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p13:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p14:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p15:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p16:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p17:*:*:*:*:*:*
checkmk checkmk 1.6.0 cpe:2.3:a:checkmk:checkmk:1.6.0:p18:*:*:*:*:*:*

References for CVE-2022-46303

URL Tags
https://checkmk.com/werk/14381 Mitigation Vendor Advisory
cvelogic Threat Intelligence