OS command injection in Fiberhome An5506 04 F
CVSS score
8.8
EPSS probability
%10.1
Risk score
0.9
Published
4 y ago
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Impact on My Inventory
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Vulnerability description
DayBreach CVE AI Research
CVE-2021-42912 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.
FiberHome ONU GPON AN5506-04-F RP2617 is affected by an OS command injection vulnerability. This vulnerability allows the attacker, once logged in, to send commands to the operating system as the root user via the ping diagnostic tool, bypassing the IP address field, and concatenating OS commands with a semicolon.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2021-42912 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | fiberhome | an5506-01-a firmware | View |
| 2 | fiberhome | an5506-01-a | View |
| 3 | fiberhome | an5506-01-b firmware | View |
| 4 | fiberhome | an5506-01-b | View |
| 5 | fiberhome | an5506-02-b firmware | View |
| 6 | fiberhome | an5506-02-b firmware | View |
| 7 | fiberhome | an5506-02-b firmware | View |
| 8 | fiberhome | an5506-02-b | View |
| 9 | fiberhome | an5506-04-b firmware | View |
| 10 | fiberhome | an5506-04-b | View |
| 11 | fiberhome | an5506-04-f firmware | View |
| 12 | fiberhome | an5506-04-f | View |
| 13 | fiberhome | aan5506-04-g2g firmware | View |
| 14 | fiberhome | an5506-04-g2g | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 9.0 | CVSS V2 | — | AV:N/AC:L/Au:S/C:C/I:C/A:C | NVD |
| 8.8 | CVSS V31 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | NVD |
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-42912 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-42912 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
CVSS Vector Radar Chart
8.8 / 10Vulnerability Scoring Details
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HYama durumu bilinmiyor
Weakness Type (CWE & CAPEC)
Get this vulnerability through the API
Affected products, version ranges, exploitation status and patch information in a single request, with a free key.
curl -H "x-api-key: $DAYBREACH_API_KEY" \ "https://api.daybreach.dev/api/v1/intel/cves/CVE-2021-42912"