CVE-2022-46836: checkmk Improper Input Validation
CVSS: 9.1v3.1CriticalModified
AliasesUBUNTU-CVE-2022-46836
Published 20-02-2023Last modified 03-08-2024
Vulnerability summary
CVE-2022-46836 is a critical (CVSS 9.1) Improper Input Validation vulnerability in checkmk. EPSS estimates a 1.13% chance of exploitation in the next 30 days, higher than 66% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
9.1/10
010
Critical · v3.1 (CVE.org)EPSS score
1.13%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 20-02-2023PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
PHP code injection in watolib auth.php and hosttags.php in Tribe29's Checkmk <= 2.1.0p10, Checkmk <= 2.0.0p27, and Checkmk <= 1.6.0p29 allows an attacker to inject and execute PHP code which will be executed upon request of the vulnerable component.
CVSS metrics
3 scores · 3 sources · 1 versionCritical 9.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:LSources3 sources · 8.8–9.1
- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HDiffers
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HDiffers
EPSS trend
Probability
1.13%
Chance of exploitation in the next 30 days
Percentile
66%
Versus all other CVEs
30-day change
0.00 pp
From 1.13% on 21-09-2026
21-09-202621-10-2026
EPSS score1.13%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (sonarsource.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-94Improper Control of Generation of Code ('Code Injection')The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
Affected systems
Checkmk1 product
- checkmkEOL2.1.0 | 2.1.0:b1 | 2.1.0:b2 | 2.1.0:b3 | 2.1.0:b4 | 2.1.0:b5 | 2.1.0:b6 | 2.1.0:b7 | 2.1.0:b8 | 2.1.0:b9 | 2.1.0:p1 | 2.1.0:p10 | 2.1.0:p2 | 2.1.0:p3 | 2.1.0:p4 | 2.1.0:p5 | 2.1.0:p6 | 2.1.0:p7 | 2.1.0:p8 | 2.1.0:p9 | 2.0.0 | 2.0.0:b1 | 2.0.0:b2 | 2.0.0:b3 | 2.0.0:b4 | 2.0.0:b5 | 2.0.0:b6 | 2.0.0:b7 | 2.0.0:b8 | 2.0.0:i1 | 2.0.0:p1 | 2.0.0:p10 | 2.0.0:p11 | 2.0.0:p12 | 2.0.0:p13 | 2.0.0:p14 | 2.0.0:p15 | 2.0.0:p16 | 2.0.0:p17 | 2.0.0:p18 | 2.0.0:p19 | 2.0.0:p2 | 2.0.0:p20 | 2.0.0:p21 | 2.0.0:p22 | 2.0.0:p23 | 2.0.0:p24 | 2.0.0:p25 | 2.0.0:p26 | 2.0.0:p27 | 2.0.0:p3 | 2.0.0:p4 | 2.0.0:p5 | 2.0.0:p6 | 2.0.0:p7 | 2.0.0:p8 | 2.0.0:p9 | 1.6.0 | 1.6.0:b1 | 1.6.0:b10 | 1.6.0:b11 | 1.6.0:b12 | 1.6.0:b2 | 1.6.0:b3 | 1.6.0:b4 | 1.6.0:b5 | 1.6.0:b6 | 1.6.0:b7 | 1.6.0:b8 | 1.6.0:b9 | 1.6.0:p1 | 1.6.0:p10 | 1.6.0:p11 | 1.6.0:p12 | 1.6.0:p13 | 1.6.0:p14 | 1.6.0:p15 | 1.6.0:p16 | 1.6.0:p17 | 1.6.0:p18 | 1.6.0:p19 | 1.6.0:p2 | 1.6.0:p20 | 1.6.0:p21 | 1.6.0:p22 | 1.6.0:p23 | 1.6.0:p24 | 1.6.0:p25 | 1.6.0:p26 | 1.6.0:p27 | 1.6.0:p28 | 1.6.0:p29 | 1.6.0:p3 | 1.6.0:p4 | 1.6.0:p5 | 1.6.0:p6 | 1.6.0:p7 | 1.6.0:p8 | 1.6.0:p9
Tribe291 product
- checkmk≥ 2.0.0, ≤ 2.0.0p27 | ≥ 2.1.0, ≤ 2.1.0p10 | ≥ 1.6.0, ≤ 1.6.0p29
Ubuntu1 product
- check-mkAll versions (No fix recorded)
3 vendors · 3 products