CVE-2023-2829
Vulnerability from cvelistv5
Published
2023-06-21 16:26
Modified
2024-08-02 06:33
Severity ?
EPSS score ?
Summary
Malformed NSEC records can cause named to terminate unexpectedly when synth-from-dnssec is enabled
References
▼ | URL | Tags | |
---|---|---|---|
security-officer@isc.org | https://kb.isc.org/docs/cve-2023-2829 | Vendor Advisory | |
security-officer@isc.org | https://security.netapp.com/advisory/ntap-20230703-0010/ | Third Party Advisory |
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In earlier versions of BIND that had this option available, it was disabled unless activated explicitly in `named.conf`." } ] } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" } } ], "providerMetadata": { "dateUpdated": "2023-06-21T16:26:24.932Z", "orgId": "404fd4d2-a609-4245-b543-2c944a302a22", "shortName": "isc" }, "references": [ { "name": "CVE-2023-2829", "tags": [ "vendor-advisory" ], "url": "https://kb.isc.org/docs/cve-2023-2829" }, { "url": "https://security.netapp.com/advisory/ntap-20230703-0010/" } ], "solutions": [ { "lang": "en", "value": "Upgrade to the patched release most closely related to your current version of BIND 9: 9.16.42-S1 or 9.18.16-S1." } ], "source": { "discovery": "EXTERNAL" }, "title": "Malformed NSEC records can cause named to terminate unexpectedly when synth-from-dnssec is enabled", "workarounds": [ { "lang": "en", "value": "Setting `synth-from-dnssec` to `no` prevents the problem." } ] } }, "cveMetadata": { "assignerOrgId": "404fd4d2-a609-4245-b543-2c944a302a22", "assignerShortName": "isc", "cveId": "CVE-2023-2829", "datePublished": "2023-06-21T16:26:24.932Z", "dateReserved": "2023-05-22T07:57:43.061Z", "dateUpdated": "2024-08-02T06:33:05.969Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-2829\",\"sourceIdentifier\":\"security-officer@isc.org\",\"published\":\"2023-06-21T17:15:47.770\",\"lastModified\":\"2023-07-03T19:11:00.110\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A `named` instance configured to run as a DNSSEC-validating recursive resolver with the Aggressive Use of DNSSEC-Validated Cache (RFC 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- 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.