fkie_cve-2020-28951
Vulnerability from fkie_nvd
Published
2020-11-19 19:15
Modified
2024-11-21 05:23
Severity ?
Summary
libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c.
References
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:openwrt:openwrt:*:*:*:*:*:*:*:*",
"matchCriteriaId": "0223495E-EE5D-4A90-81E3-B08AD96397C1",
"versionEndExcluding": "18.06.9",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:openwrt:openwrt:*:*:*:*:*:*:*:*",
"matchCriteriaId": "34C28E8A-2D8A-4536-A0ED-11E7A58F63EF",
"versionEndExcluding": "19.07.5",
"versionStartIncluding": "19.07.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "libuci in OpenWrt before 18.06.9 and 19.x before 19.07.5 may encounter a use after free when using malicious package names. This is related to uci_parse_package in file.c and uci_strdup in util.c."
},
{
"lang": "es",
"value": "libuci en OpenWrt versiones anteriores a 18.06.9 y versiones 19.x anteriores a 19.07.5, puede encontrar un uso de la memoria previamente liberada cuando se utilizan nombres de paquetes maliciosos.\u0026#xa0;Esto est\u00e1 relacionado a la funci\u00f3n uci_parse_package en el archivo file.c y la funci\u00f3n uci_strdup en el archivo util.c"
}
],
"id": "CVE-2020-28951",
"lastModified": "2024-11-21T05:23:22.047",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 10.0,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"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"
}
]
},
"published": "2020-11-19T19:15:12.017",
"references": [
{
"source": "cve@mitre.org",
"url": "https://git.openwrt.org/?p=openwrt/openwrt.git%3Ba=commit%3Bh=5625f5bc36954d644cb80adf8de47854c65d91c3"
},
{
"source": "cve@mitre.org",
"url": "https://git.openwrt.org/?p=openwrt/openwrt.git%3Ba=log%3Bh=refs/tags/v18.06.9"
},
{
"source": "cve@mitre.org",
"url": "https://git.openwrt.org/?p=project/uci.git%3Ba=commit%3Bh=a3e650911f5e6f67dcff09974df3775dfd615da6"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://git.openwrt.org/?p=openwrt/openwrt.git%3Ba=commit%3Bh=5625f5bc36954d644cb80adf8de47854c65d91c3"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://git.openwrt.org/?p=openwrt/openwrt.git%3Ba=log%3Bh=refs/tags/v18.06.9"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://git.openwrt.org/?p=project/uci.git%3Ba=commit%3Bh=a3e650911f5e6f67dcff09974df3775dfd615da6"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-416"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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.
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