CVE-2023-27567
Vulnerability from cvelistv5
Published
2023-03-03 00:00
Modified
2024-08-02 12:16
Severity ?
EPSS score ?
Summary
In OpenBSD 7.2, a TCP packet with destination port 0 that matches a pf divert-to rule can crash the kernel.
References
{ "containers": { "adp": [ { "providerMetadata": { "dateUpdated": "2024-08-02T12:16:36.611Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/013_tcp.patch.sig" }, { "tags": [ "x_transferred" ], "url": "https://github.com/openbsd/src/commit/0a543725ccdd2a01669122ce79bb67e66ede77f2" }, { "tags": [ "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20230406-0001/" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "product": "n/a", "vendor": "n/a", "versions": [ { "status": "affected", "version": "n/a" } ] } ], "descriptions": [ { "lang": "en", "value": "In OpenBSD 7.2, a TCP packet with destination port 0 that matches a pf divert-to rule can crash the kernel." } ], "problemTypes": [ { "descriptions": [ { "description": "n/a", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2023-04-06T00:00:00", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre" }, "references": [ { "url": "https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/013_tcp.patch.sig" }, { "url": "https://github.com/openbsd/src/commit/0a543725ccdd2a01669122ce79bb67e66ede77f2" }, { "url": "https://security.netapp.com/advisory/ntap-20230406-0001/" } ] } }, "cveMetadata": { "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2023-27567", "datePublished": "2023-03-03T00:00:00", "dateReserved": "2023-03-03T00:00:00", "dateUpdated": "2024-08-02T12:16:36.611Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-27567\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2023-03-03T22:15:10.067\",\"lastModified\":\"2023-04-06T13:15:08.977\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In OpenBSD 7.2, a TCP packet with destination port 0 that matches a pf divert-to rule can crash the kernel.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:openbsd:openbsd:7.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6E6EC6AC-E2DE-4166-A762-AB6A88DF1C1E\"}]}]}],\"references\":[{\"url\":\"https://ftp.openbsd.org/pub/OpenBSD/patches/7.2/common/013_tcp.patch.sig\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\"]},{\"url\":\"https://github.com/openbsd/src/commit/0a543725ccdd2a01669122ce79bb67e66ede77f2\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://security.netapp.com/advisory/ntap-20230406-0001/\",\"source\":\"cve@mitre.org\"}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.