fkie_cve-2020-27788
Vulnerability from fkie_nvd
Published
2022-08-18 20:15
Modified
2025-04-11 12:27
Severity ?
Summary
An out-of-bounds read access vulnerability was discovered in UPX in PackLinuxElf64::canPack() function of p_lx_elf.cpp file. An attacker with a crafted input file could trigger this issue that could cause a crash leading to a denial of service.
References
| ▶ | URL | Tags | |
|---|---|---|---|
| secalert@redhat.com | https://github.com/upx/upx/commit/1bb93d4fce9f1d764ba57bf5ac154af515b3fc83 | Patch, Third Party Advisory | |
| secalert@redhat.com | https://github.com/upx/upx/issues/332 | Exploit, Issue Tracking, Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/upx/upx/commit/1bb93d4fce9f1d764ba57bf5ac154af515b3fc83 | Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://github.com/upx/upx/issues/332 | Exploit, Issue Tracking, Patch, Third Party Advisory |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:upx:upx:*:*:*:*:*:*:*:*",
"matchCriteriaId": "0C4F8C52-D021-4C5C-87B1-DF4B3BAD895B",
"versionEndExcluding": "3.96",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An out-of-bounds read access vulnerability was discovered in UPX in PackLinuxElf64::canPack() function of p_lx_elf.cpp file. An attacker with a crafted input file could trigger this issue that could cause a crash leading to a denial of service."
},
{
"lang": "es",
"value": "Se ha detectado una vulnerabilidad de acceso de lectura fuera de l\u00edmites en UPX en la funci\u00f3n PackLinuxElf64::canPack() del archivo p_lx_elf.cpp. Un atacante con un archivo de entrada dise\u00f1ado podr\u00eda desencadenar este problema que podr\u00eda causar un bloqueo conllevando a una denegaci\u00f3n de servicio."
}
],
"id": "CVE-2020-27788",
"lastModified": "2025-04-11T12:27:55.013",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2022-08-18T20:15:08.947",
"references": [
{
"source": "secalert@redhat.com",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/upx/upx/commit/1bb93d4fce9f1d764ba57bf5ac154af515b3fc83"
},
{
"source": "secalert@redhat.com",
"tags": [
"Exploit",
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/upx/upx/issues/332"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"Third Party Advisory"
],
"url": "https://github.com/upx/upx/commit/1bb93d4fce9f1d764ba57bf5ac154af515b3fc83"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
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"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/upx/upx/issues/332"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-125"
}
],
"source": "secalert@redhat.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-125"
}
],
"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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