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CVE-2009-0545 (GCVE-0-2009-0545)

Vulnerability from cvelistv5 – Published: 2009-02-12 23:00 – Updated: 2024-08-07 04:40
VLAI Shadowserver Previdian
Summary
cgi-bin/kerbynet in ZeroShell 1.0beta11 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in the type parameter in a NoAuthREQ x509List action.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
Date Public
2009-02-09 00:00
Shadowserver
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: d6e4d0be-77f5-4ff3-8c5e-199028ef4a1b

Vulnerability ID: CVE-2009-0545

Status: Confirmed

Status Updated: 2026-07-20 00:00 UTC

Exploited: Yes

Characteristics
Severity: 100.0
Timestamps
First Seen: 2023-10-14
Asserted: 2023-10-14
Last Seen: 2026-07-20
Scope
Asset Exposure: ['internet-facing']
Notes: Affected: Zeroshell / Zeroshell Linux Router | Class: embedded-system | Severity: High (CVSS 10) | IoT: yes | In CISA KEV: no | Honeypot connections on 2026-07-20: 1
Evidence

Type: Honeypot

Signal: In The Wild Attempts

Confidence: 70%

Source: shadowserver

Details
1D 1
Iot yes
Feed Shadowserver Foundation honeypot/exploited-vulnerabilities
Type http-scan
Class embedded-system
7D Avg 0
Vendor Zeroshell
30D Avg 4
90D Avg 3
Product Zeroshell Linux Router
Cisa Kev no
Connections 1
Observation Date 2026-07-20
Vulnerability Class CVSS
Vulnerability Score 10
Vulnerability Severity High
References
Created: 2026-06-30 09:23 UTC | Updated: 2026-07-22 01:00 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: eb9b3e26-19fc-4879-8e75-408539886634

Vulnerability ID: CVE-2009-0545

Status: Confirmed

Status Updated: 2025-06-10 00:00 UTC

Exploited: Yes

Timestamps
First Seen: 2025-06-10
Asserted: 2025-06-10
Scope
Notes: KEVIntel entry: cgi-bin/kerbynet in ZeroShell 1.0beta11 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in the type... | Affected: ZeroShell / ZeroShell | CVSS: 10.0 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title cgi-bin/kerbynet in ZeroShell 1.0beta11 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in the type...
Vendor ZeroShell
Product ZeroShell
Added Date 2025-06-10T00:00:00.000Z
Cvss Score 10.0
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True
References
Created: 2026-06-23 14:03 UTC | Updated: 2026-07-10 06:14 UTC
Show details on NVD website
To clipboard 

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            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit"
            ],
            "url": "http://www.ikkisoft.com/stuff/LC-2009-01.txt"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.securityfocus.com/archive/1/500763/100/0/threaded"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "http://www.vupen.com/english/advisories/2009/0385"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Vendor Advisory"
            ],
            "url": "http://www.zeroshell.net/eng/announcements/"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch"
            ],
            "url": "http://www.zeroshell.net/eng/patch-details/#C100"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "url": "https://www.exploit-db.com/exploits/8023"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.