CVE-2022-2031 - Vulnerability Details - OpenCVE

A flaw was found in Samba. The security vulnerability occurs when KDC and the kpasswd service share a single account and set of keys, allowing them to decrypt each other's tickets. A user who has been requested to change their password, can exploit this flaw to obtain and use tickets to other services.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

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 0.00267.

Key SSVC decision points have not yet been added.

Vendors	Products
Samba	Samba

Configuration 1 [-]

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

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://nvd.nist.gov/vuln/detail/CVE-2022-2031
https://security.gentoo.org/glsa/202309-06
https://www.cve.org/CVERecord?id=CVE-2022-2031
https://www.samba.org/samba/security/CVE-2022-2031.html

History

No history.

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2022-08-25T00:00:00

Updated: 2024-08-03T00:24:44.042Z

Reserved: 2022-06-08T00:00:00

Link: CVE-2022-2031

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-08-25T18:15:09.837

Modified: 2024-11-21T07:00:12.323

Link: CVE-2022-2031

Redhat

Severity : Moderate

Publid Date: 2022-07-27T00:00:00Z

Links: CVE-2022-2031 - Bugzilla

OpenCVE Enrichment

No data.

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{"acknowledgement": "Red Hat would like to thank the Samba project for reporting this issue. Upstream acknowledges Luke Howard as the original reporter.", "bugzilla": {"description": "samba: kpasswd authentication with canonicalization enabled against Samba AD DC with Heimdal returns a krbtgt", "id": "2094789", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2094789"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-288", "details": ["A flaw was found in Samba. The security vulnerability occurs when KDC and the kpasswd service share a single account and set of keys, allowing them to decrypt each other's tickets. A user who has been requested to change their password, can exploit this flaw to obtain and use tickets to other services.", "A flaw was found in Samba. The security vulnerability occurs when KDC and the kpasswd service share a single account and set of keys, allowing them to decrypt each other's tickets. A user who has been requested to change their password, can exploit this flaw to obtain and use tickets to other services."], "name": "CVE-2022-2031", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "samba4", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:storage:3", "fix_state": "Not affected", "package_name": "samba", "product_name": "Red Hat Storage 3"}], "public_date": "2022-07-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-2031\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-2031\nhttps://www.samba.org/samba/security/CVE-2022-2031.html"], "statement": "Red Hat products are not affected by this flaw, as Samba is built with MIT Kerberos instead of Heimdal Kerberos.", "threat_severity": "Moderate"}