CVE-2022-44149
High PUBLISHEDThe web service on Nexxt Amp300 ARN02304U8 42.103.1.5095 and 80.103.2.5045 devices allows remote OS command execution by placing &telnetd in the...
Not yet in CISA KEV
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
The web service on Nexxt Amp300 ARN02304U8 42.103.1.5095 and 80.103.2.5045 devices allows remote OS command execution by placing &telnetd in the JSON host field to the ping feature of the goform/sysTools component. Authentication is required
- CVE Published
- Jan 06, 2023
- Exploitation Reported
- Jan 06, 2023
- CVSS
- 8.8 High
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| n/a |
n/a
|
n/a |
Affected |
CVE References
- packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-42.103.1.... packetstormsecurity.com · CVE Record http://packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-42....
- cxsecurity.com/issue/WLB-2023010006 cxsecurity.com · CVE Record https://cxsecurity.com/issue/WLB-2023010006
- nexxtsolutions.com/connectivity/search nexxtsolutions.com · CVE Record https://www.nexxtsolutions.com/connectivity/search/?q=ARN02304U8
- packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-42.103.1.... packetstormsecurity.com · CVE Record https://packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-42...
- packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-80.103.2.... packetstormsecurity.com · CVE Record http://packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-80....
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| The Shadowserver First | 2023-01-06 00:00 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitation Status
Exploited in the wild
Recorded 2023-01-06 00:00:00 UTC · The Shadowserver
Proof of concept available
Recorded 2024-08-09 19:27:22 UTC · GitHub
Weaknesses (CWE)
-
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Potential Proof of Concepts
These PoCs are unverified and could contain malware. Use at your own risk.
github · Created 2024-08-09 19:27:22 UTC · 5 stars
it is script designed to interact with a router by sending a payload to its system tools. The script retrieves the router's configuration from environment variables to ensure security. It includes functions for generating an authorization header, sending a payload, and logging the process.
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
19:27 UTC almost 2 years ago19:27 UTC · almost 2 years ago
Public PoC available
Public proof-of-concept code published
-
00:00 UTC over 3 years ago00:00 UTC · over 3 years ago
Added to KEVIntel KEV Feed
High-confidence, third-party attested exploitation
-
00:00 UTC over 3 years ago00:00 UTC · over 3 years ago
CVE published
Vulnerability disclosed publicly
-
00:00 UTC over 3 years ago00:00 UTC · over 3 years ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2022-44149
{
"cve_id": "CVE-2022-44149",
"title": "The web service on Nexxt Amp300 ARN02304U8 42.103.1.5095 and 80.103.2.5045 de...",
"affected_vendor": "Nexxt",
"affected_product": "Amp300 ARN02304U8",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "High",
"cvss_score": 8.8,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}