CVE-2012-1836 - Vulnerability Details - OpenCVE

Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.07419.

Key SSVC decision points have not yet been added.

Vendors	Products
Inspircd	Inspircd

Configuration 1 [-]

cpe:2.3:a:inspircd:inspircd:2.0.5:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
Debian DLA	DLA-276-1	inspircd security update
Debian DSA	DSA-2448-1	inspircd security update
Debian DSA	DSA-3226-1	inspircd security update
EUVD	EUVD-2012-1846	Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
http://osvdb.org/80263
http://secunia.com/advisories/48474
http://www.debian.org/security/2012/dsa-2448
http://www.kb.cert.org/vuls/id/212651
http://www.securityfocus.com/bid/52561
https://exchange.xforce.ibmcloud.com/vulnerabilities/74157
https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2012-03-22T01:00:00

Updated: 2024-08-06T19:08:38.629Z

Reserved: 2012-03-21T00:00:00

Link: CVE-2012-1836

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2012-03-22T03:28:04.470

Modified: 2025-04-11T00:51:21.963

Link: CVE-2012-1836

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2012-03-19T00:00:00", "descriptions": [{"lang": "en", "value": "Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2018-01-11T15:57:02", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"name": "52561", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/52561"}, {"name": "80263", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://osvdb.org/80263"}, {"name": "DSA-2448", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "http://www.debian.org/security/2012/dsa-2448"}, {"name": "inspircd-dns-bo(74157)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/74157"}, {"name": "48474", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/48474"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4"}, {"name": "VU#212651", "tags": ["third-party-advisory", "x_refsource_CERT-VN"], "url": "http://www.kb.cert.org/vuls/id/212651"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2012-1836", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "52561", "refsource": "BID", "url": "http://www.securityfocus.com/bid/52561"}, {"name": "80263", "refsource": "OSVDB", "url": "http://osvdb.org/80263"}, {"name": "DSA-2448", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2012/dsa-2448"}, {"name": "inspircd-dns-bo(74157)", "refsource": "XF", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/74157"}, {"name": "48474", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/48474"}, {"name": "https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4", "refsource": "CONFIRM", "url": "https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4"}, {"name": "VU#212651", "refsource": "CERT-VN", "url": "http://www.kb.cert.org/vuls/id/212651"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T19:08:38.629Z"}, "title": "CVE Program Container", "references": [{"name": "52561", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/52561"}, {"name": "80263", "tags": ["vdb-entry", "x_refsource_OSVDB", "x_transferred"], "url": "http://osvdb.org/80263"}, {"name": "DSA-2448", "tags": ["vendor-advisory", "x_refsource_DEBIAN", "x_transferred"], "url": "http://www.debian.org/security/2012/dsa-2448"}, {"name": "inspircd-dns-bo(74157)", "tags": ["vdb-entry", "x_refsource_XF", "x_transferred"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/74157"}, {"name": "48474", "tags": ["third-party-advisory", "x_refsource_SECUNIA", "x_transferred"], "url": "http://secunia.com/advisories/48474"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4"}, {"name": "VU#212651", "tags": ["third-party-advisory", "x_refsource_CERT-VN", "x_transferred"], "url": "http://www.kb.cert.org/vuls/id/212651"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2012-1836", "datePublished": "2012-03-22T01:00:00", "dateReserved": "2012-03-21T00:00:00", "dateUpdated": "2024-08-06T19:08:38.629Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:inspircd:inspircd:2.0.5:*:*:*:*:*:*:*", "matchCriteriaId": "73E76324-E234-4066-9545-AB9BCF2FF780", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression."}, {"lang": "es", "value": "Desbordamiento de b\u00fafer basado en memoria din\u00e1mica en dns.cpp en InspIRCd v2.0.5 podr\u00eda permitir a atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de una consulta DNS modificada que utiliza compresi\u00f3n."}], "id": "CVE-2012-1836", "lastModified": "2025-04-11T00:51:21.963", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-03-22T03:28:04.470", "references": [{"source": "cve@mitre.org", "url": "http://osvdb.org/80263"}, {"source": "cve@mitre.org", "url": "http://secunia.com/advisories/48474"}, {"source": "cve@mitre.org", "url": "http://www.debian.org/security/2012/dsa-2448"}, {"source": "cve@mitre.org", "tags": ["Patch", "US Government Resource"], "url": "http://www.kb.cert.org/vuls/id/212651"}, {"source": "cve@mitre.org", "url": "http://www.securityfocus.com/bid/52561"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/74157"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Patch"], "url": "https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://osvdb.org/80263"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/48474"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2012/dsa-2448"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "US Government Resource"], "url": "http://www.kb.cert.org/vuls/id/212651"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/52561"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/74157"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Patch"], "url": "https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}]}