FKIE_CVE-2006-1629
Vulnerability from fkie_nvd - Published: 2006-04-06 22:04 - Updated: 2026-06-16 22:23
Severity
Summary
OpenVPN 2.0 through 2.0.5 allows remote malicious servers to execute arbitrary code on the client by using setenv with the LD_PRELOAD environment variable.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| openvpn | openvpn | 2.0 | |
| openvpn | openvpn | 2.0.4 | |
| openvpn | openvpn_access_server | 2.0.1 | |
| openvpn | openvpn_access_server | 2.0.2 | |
| openvpn | openvpn_access_server | 2.0.3 | |
| openvpn | openvpn_access_server | 2.0.5 |
{
"affected": [
{
"affectedData": [
{
"product": "n/a",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
],
"source": "cve@mitre.org"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.0:*:*:*:*:*:*:*",
"matchCriteriaId": "6457C946-123B-4B85-9253-D284A7A16A61",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn:2.0.4:*:*:*:*:*:*:*",
"matchCriteriaId": "8DF6B1F4-6313-4BF4-AD87-431A1C9D40C8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn_access_server:2.0.1:*:*:*:*:*:*:*",
"matchCriteriaId": "B42CB75B-355B-4D80-91EA-77723B275D0C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn_access_server:2.0.2:*:*:*:*:*:*:*",
"matchCriteriaId": "9E5EFEC7-D9B6-454A-A36A-C75874564FCF",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn_access_server:2.0.3:*:*:*:*:*:*:*",
"matchCriteriaId": "21846206-4CF3-426F-9BE7-93471987BC06",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:openvpn:openvpn_access_server:2.0.5:*:*:*:*:*:*:*",
"matchCriteriaId": "4ED93D78-3BA8-43DB-B5AF-D2D3941C9DAD",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "OpenVPN 2.0 through 2.0.5 allows remote malicious servers to execute arbitrary code on the client by using setenv with the LD_PRELOAD environment variable."
}
],
"evaluatorSolution": "OpenVPN version 2.0.6 fixes this vulnerability.",
"id": "CVE-2006-1629",
"lastModified": "2026-06-16T22:23:20.040",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "COMPLETE",
"baseScore": 9.0,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 10.0,
"obtainAllPrivilege": true,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2006-04-06T22:04:00.000",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Patch"
],
"url": "http://openvpn.net/changelog.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/19531"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/19598"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/19837"
},
{
"source": "cve@mitre.org",
"url": "http://secunia.com/advisories/19897"
},
{
"source": "cve@mitre.org",
"url": "http://sourceforge.net/mailarchive/forum.php?thread_id=10093825\u0026forum_id=8482"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2006/dsa-1045"
},
{
"source": "cve@mitre.org",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:069"
},
{
"source": "cve@mitre.org",
"url": "http://www.novell.com/linux/security/advisories/2006_04_28.html"
},
{
"source": "cve@mitre.org",
"url": "http://www.osreviews.net/reviews/security/openvpn-print"
},
{
"source": "cve@mitre.org",
"url": "http://www.osvdb.org/24444"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/17392"
},
{
"source": "cve@mitre.org",
"url": "http://www.vupen.com/english/advisories/2006/1261"
},
{
"source": "cve@mitre.org",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/25667"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://openvpn.net/changelog.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/19531"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/19598"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/19837"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/19897"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://sourceforge.net/mailarchive/forum.php?thread_id=10093825\u0026forum_id=8482"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2006/dsa-1045"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.mandriva.com/security/advisories?name=MDKSA-2006:069"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.novell.com/linux/security/advisories/2006_04_28.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.osreviews.net/reviews/security/openvpn-print"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.osvdb.org/24444"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/17392"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2006/1261"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/25667"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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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.
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