CVE-2023-34101
Vulnerability from cvelistv5
Published
2023-06-14 14:50
Modified
2024-08-02 16:01
Severity ?
EPSS score ?
Summary
Contiki-NG vulnerable to out-of-bounds read when processing ICMP DAO input
References
Impacted products
Vendor | Product | Version | |
---|---|---|---|
▼ | contiki-ng | contiki-ng |
Version: <= 4.8 |
|
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In version 4.8 and prior, when processing ICMP DAO packets in the `dao_input_storing` function, the Contiki-NG OS does not verify that the packet buffer is big enough to contain the bytes it needs before accessing them. Up to 16 bytes can be read out of bounds in the `dao_input_storing` function. An attacker can truncate an ICMP packet so that it does not contain enough data, leading to an out-of-bounds read on these lines. The problem has been patched in the \"develop\" branch of Contiki-NG, and is expected to be included in release 4.9. As a workaround, one can apply the changes in Contiki-NG pull request #2435 to patch the system." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-125", "description": "CWE-125: Out-of-bounds Read", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2023-06-14T14:50:21.267Z", "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M" }, "references": [ { "name": "https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-fp66-ff6x-7w2w", "tags": [ "x_refsource_CONFIRM" ], "url": "https://github.com/contiki-ng/contiki-ng/security/advisories/GHSA-fp66-ff6x-7w2w" }, { "name": "https://github.com/contiki-ng/contiki-ng/pull/2435", "tags": [ "x_refsource_MISC" ], "url": "https://github.com/contiki-ng/contiki-ng/pull/2435" } ], "source": { "advisory": "GHSA-fp66-ff6x-7w2w", "discovery": "UNKNOWN" }, "title": "Contiki-NG vulnerable to out-of-bounds read when processing ICMP DAO input" } }, "cveMetadata": { "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "assignerShortName": "GitHub_M", "cveId": "CVE-2023-34101", "datePublished": "2023-06-14T14:50:21.267Z", "dateReserved": "2023-05-25T21:56:51.245Z", "dateUpdated": "2024-08-02T16:01:54.168Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-34101\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2023-06-14T15:15:10.073\",\"lastModified\":\"2023-06-23T18:18:09.143\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Contiki-NG is an operating system for internet of things devices. In version 4.8 and prior, when processing ICMP DAO packets in the `dao_input_storing` function, the Contiki-NG OS does not verify that the packet buffer is big enough to contain the bytes it needs before accessing them. Up to 16 bytes can be read out of bounds in the `dao_input_storing` function. An attacker can truncate an ICMP packet so that it does not contain enough data, leading to an out-of-bounds read on these lines. The problem has been patched in the \\\"develop\\\" branch of Contiki-NG, and is expected to be included in release 4.9. 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Sightings
Author | Source | Type | Date |
---|
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.