CVE-2009-0790 (GCVE-0-2009-0790)
Vulnerability from cvelistv5 – Published: 2009-04-01 10:00 – Updated: 2024-08-07 04:48
VLAI
EPSS
VEX
Summary
The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
17 references
Date Public
2009-03-30 00:00
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"descriptions": [
{
"lang": "en",
"value": "The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD."
},
{
"lang": "es",
"value": "El demonio IKE pluto de Openswan y Strongswan IPsec v2.6 anterior a v2.6.21 y v2.4 anterior a v2.4.14, y Strongswan v4.2 anterior a v4.2.14 y v2.8 anteior a v2.8.9; permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda del demonio y reinicio) a trav\u00e9s de (1) R_U_THERE o (2) R_U_THERE_ACK Detecci\u00f3n de pares muertos (Dead Peer Detection -DPD) mensaje de Notificaci\u00f3n IKE IPsec que provoca una referencia a puntero nulo relacionado con el estado inconsistente ISAKMP y la falta de un estado de asociacion phase2 en DPD."
}
],
"id": "CVE-2009-0790",
"lastModified": "2024-11-21T01:00:55.440",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
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"criteria": "cpe:2.3:a:xelerance:openswan:2.6.12:*:*:*:*:*:*:*",
"matchCriteriaId": "9E8EB86B-2DD9-4C4B-9C9A-E88B2C458C8B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.13:*:*:*:*:*:*:*",
"matchCriteriaId": "207B98DB-5962-4F62-AF5B-D48EF0C0E2A5",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.14:*:*:*:*:*:*:*",
"matchCriteriaId": "DFB65639-AE3A-4984-93F9-2A8100DCEE6B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.15:*:*:*:*:*:*:*",
"matchCriteriaId": "B8921D08-FBA3-4C0A-8944-362909C5EB6B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.16:*:*:*:*:*:*:*",
"matchCriteriaId": "3FBD5312-E44F-4996-AA29-AFED53A90E8E",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.17:*:*:*:*:*:*:*",
"matchCriteriaId": "E1B24C96-47DF-4FA2-8DF4-8241F4964F5F",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.18:*:*:*:*:*:*:*",
"matchCriteriaId": "A5067B83-AB9E-4819-B5A2-B14A96EB54C6",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.19:*:*:*:*:*:*:*",
"matchCriteriaId": "773B9BB2-0F65-4604-AF2C-8AC396DDC094",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:xelerance:openswan:2.6.20:*:*:*:*:*:*:*",
"matchCriteriaId": "AA892169-0079-48D9-AEF5-641748CE1BF2",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD."
},
{
"lang": "es",
"value": "El demonio IKE pluto de Openswan y Strongswan IPsec v2.6 anterior a v2.6.21 y v2.4 anterior a v2.4.14, y Strongswan v4.2 anterior a v4.2.14 y v2.8 anteior a v2.8.9; permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda del demonio y reinicio) a trav\u00e9s de (1) R_U_THERE o (2) R_U_THERE_ACK Detecci\u00f3n de pares muertos (Dead Peer Detection -DPD) mensaje de Notificaci\u00f3n IKE IPsec que provoca una referencia a puntero nulo relacionado con el estado inconsistente ISAKMP y la falta de un estado de asociacion phase2 en DPD."
}
],
"id": "CVE-2009-0790",
"lastModified": "2026-04-23T00:35:47.467",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2009-04-01T10:30:00.267",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://download.strongswan.org/CHANGES4.txt"
},
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34472"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34483"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34494"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34546"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch"
],
"url": "http://www.debian.org/security/2009/dsa-1759"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch"
],
"url": "http://www.debian.org/security/2009/dsa-1760"
},
{
"source": "secalert@redhat.com",
"tags": [
"Vendor Advisory"
],
"url": "http://www.openswan.org/CVE-2009-0790/CVE-2009-0790.txt"
},
{
"source": "secalert@redhat.com",
"url": "http://www.redhat.com/support/errata/RHSA-2009-0402.html"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securityfocus.com/archive/1/502270/100/0/threaded"
},
{
"source": "secalert@redhat.com",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/34296"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securitytracker.com/id?1021949"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securitytracker.com/id?1021950"
},
{
"source": "secalert@redhat.com",
"url": "http://www.vupen.com/english/advisories/2009/0886"
},
{
"source": "secalert@redhat.com",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/49523"
},
{
"source": "secalert@redhat.com",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11171"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://download.strongswan.org/CHANGES4.txt"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34472"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34483"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34494"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://secunia.com/advisories/34546"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.debian.org/security/2009/dsa-1759"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.debian.org/security/2009/dsa-1760"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "http://www.openswan.org/CVE-2009-0790/CVE-2009-0790.txt"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.redhat.com/support/errata/RHSA-2009-0402.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securityfocus.com/archive/1/502270/100/0/threaded"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch"
],
"url": "http://www.securityfocus.com/bid/34296"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id?1021949"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id?1021950"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.vupen.com/english/advisories/2009/0886"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/49523"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11171"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Important",
"current_release_date": "2025-11-21T13:12:32+00:00",
"cve": "CVE-2009-0790",
"id": "CVE-2009-0790",
"initial_release_date": "2009-03-30T00:00:00+00:00",
"product_status:fixed": "32",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "openswan: ISAKMP DPD remote DoS",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-0790.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-09-13T00:31:32Z",
"cve": "CVE-2009-0790",
"id": "CVE-2009-0790",
"initial_release_date": "2023-02-15T06:04:54Z",
"product_status:known_not_affected": "61",
"product_status:recommended": "195",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2009-0790",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-0790.json",
"version": "14"
}
}
}
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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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