CVE-2022-44640 - Vulnerability Details - OpenCVE

Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC).

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.01841.

Exploitation none

Automatable yes

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR	cpe:2.3:a:samba:samba::::::::
	cpe:2.3:a:samba:samba::::::::
	cpe:2.3:a:samba:samba::::::::

No data.

No data.

Subscriptions

Vendors	Products
Heimdal Project Subscribe	Heimdal Subscribe
Samba Subscribe	Samba Subscribe

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Debian DLA	DLA-3206-1	heimdal security update
Debian DSA	DSA-5287-1	heimdal security update
EUVD	EUVD-2022-47576	Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC).
Ubuntu USN	USN-5800-1	Heimdal vulnerabilities

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/heimdal/heimdal/security/advisories/GHSA-88pm-hfmq-7vv4
https://security.gentoo.org/glsa/202310-06
https://security.netapp.com/advisory/ntap-20230216-0008/

History

Tue, 15 Apr 2025 14:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-415
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-12-25T00:00:00.000Z

Updated: 2025-04-15T13:20:13.623Z

Reserved: 2022-11-03T00:00:00.000Z

Link: CVE-2022-44640

Vulnrichment

Updated: 2024-08-03T13:54:03.949Z

NVD

Status : Modified

Published: 2022-12-25T05:15:11.103

Modified: 2025-04-15T14:15:35.400

Link: CVE-2022-44640

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-44640", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-04-15T13:20:13.623Z", "dateReserved": "2022-11-03T00:00:00.000Z", "datePublished": "2022-12-25T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-10-08T08:06:33.314Z"}, "descriptions": [{"lang": "en", "value": "Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC)."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-88pm-hfmq-7vv4"}, {"url": "https://security.netapp.com/advisory/ntap-20230216-0008/"}, {"name": "GLSA-202310-06", "tags": ["vendor-advisory"], "url": "https://security.gentoo.org/glsa/202310-06"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T13:54:03.949Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-88pm-hfmq-7vv4", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20230216-0008/", "tags": ["x_transferred"]}, {"name": "GLSA-202310-06", "tags": ["vendor-advisory", "x_transferred"], "url": "https://security.gentoo.org/glsa/202310-06"}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-415", "lang": "en", "description": "CWE-415 Double Free"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-04-15T13:20:08.332800Z", "id": "CVE-2022-44640", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-15T13:20:13.623Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2022-44640", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-04-15T13:20:13.623Z", "dateReserved": "2022-11-03T00:00:00.000Z", "datePublished": "2022-12-25T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2023-10-08T08:06:33.314Z"}, "descriptions": [{"lang": "en", "value": "Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC)."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-88pm-hfmq-7vv4"}, {"url": "https://security.netapp.com/advisory/ntap-20230216-0008/"}, {"name": "GLSA-202310-06", "tags": ["vendor-advisory"], "url": "https://security.gentoo.org/glsa/202310-06"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T13:54:03.949Z"}, "title": "CVE Program Container", "references": [{"url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-88pm-hfmq-7vv4", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20230216-0008/", "tags": ["x_transferred"]}, {"name": "GLSA-202310-06", "tags": ["vendor-advisory", "x_transferred"], "url": "https://security.gentoo.org/glsa/202310-06"}]}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2022-44640", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-04-15T13:20:08.332800Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-415", "description": "CWE-415 Double Free"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-15T13:20:00.451Z"}}]}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:heimdal_project:heimdal:*:*:*:*:*:*:*:*", "matchCriteriaId": "537FE65E-6E3F-4441-8B35-7B48214EA04D", "versionEndExcluding": "7.7.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "760EE8B5-7BCD-4BBD-81B8-3E12651AEA71", "versionEndExcluding": "4.15.3", "versionStartIncluding": "4.15.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "10AA6759-95FC-47A6-AA92-342893A2B23E", "versionEndExcluding": "4.16.8", "versionStartIncluding": "4.16.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*", "matchCriteriaId": "96E911B3-B4DD-451C-9579-74559328F89F", "versionEndExcluding": "4.17.4", "versionStartIncluding": "4.17.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC)."}, {"lang": "es", "value": "Heimdal anterior a 7.7.1 permite a atacantes remotos ejecutar c\u00f3digo arbitrario debido a un free no v\u00e1lido en el c\u00f3dec ASN.1 utilizado por el Centro de distribuci\u00f3n de claves (KDC)."}], "id": "CVE-2022-44640", "lastModified": "2025-04-15T14:15:35.400", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2022-12-25T05:15:11.103", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-88pm-hfmq-7vv4"}, {"source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/202310-06"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20230216-0008/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/heimdal/heimdal/security/advisories/GHSA-88pm-hfmq-7vv4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202310-06"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://security.netapp.com/advisory/ntap-20230216-0008/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-415"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}