Arris TR3300 v1.0.13 was discovered to contain a command injection vulnerability in the time and time zone function via the h_primary_ntp_server, h_backup_ntp_server, and h_time_zone parameters. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
CVE-2022-27000
CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence
Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-03-17. NVD baseline CVSS 9.8; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 3%CVSS: 9.8Exploit: None knownExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EG Risk
- 50(Track)EG Risk 50/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity98% × 45%Exploitation3% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 3%
- EPSS %ILE
- 88%
- KEV
- Not listed
Published
March 15, 2022
Last Modified
November 21, 2024
References (2)
- cve@mitrehttps://github.com/wudipjq/my_vuln/blob/main/ARRIS/vuln_12/12.md
- af854a3a-2127-422b-91ae-364da2661108https://github.com/wudipjq/my_vuln/blob/main/ARRIS/vuln_12/12.md
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Frequently asked(5)
What is CVE-2022-27000?
CVE-2022-27000 is a critical vulnerability published on March 15, 2022. Arris TR3300 v1.0.13 was discovered to contain a command injection vulnerability in the time and time zone function via the hprimaryntpserver, hbackupntpserver, and htimezone parameters. This vulnerability allows attackers to execute arbitrary commands via a crafted request.
When was CVE-2022-27000 disclosed?
CVE-2022-27000 was first published in the National Vulnerability Database on March 15, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-27000 actively exploited?
CVE-2022-27000 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3% probability of exploitation in the next 30 days, which ranks it in the top 11.6% of all scored CVEs.
What is the CVSS score of CVE-2022-27000?
CVE-2022-27000 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2022-27000?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-27000, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2022-27000
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