FKIE_CVE-2021-33632
Vulnerability from fkie_nvd - Published: 2024-03-25 07:15 - Updated: 2026-06-17 03:54
Severity
Summary
Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in openEuler iSulad on Linux allows Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This vulnerability is associated with program files https://gitee.Com/openeuler/iSulad/blob/master/src/cmd/isulad/main.C.
This issue affects iSulad: 2.0.18-13, from 2.1.4-1 through 2.1.4-2.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"collectionURL": "https://gitee.com/openeuler",
"defaultStatus": "unaffected",
"packageName": "iSulad",
"platforms": [
"Linux"
],
"product": "iSulad",
"programFiles": [
"https://gitee.com/openeuler/iSulad/blob/master/src/cmd/isulad/main.c"
],
"repo": "https://gitee.com/openeuler/iSulad",
"vendor": "openEuler",
"versions": [
{
"status": "affected",
"version": "2.0.18-13"
},
{
"changes": [
{
"at": "7cb6c860e9b56def7667096351cabf793dc5645a upgrade from upstream",
"status": "unaffected"
},
{
"at": "317841cf45d60159c14df77c2167a6ddcf673061 upgrade from upstream",
"status": "unaffected"
}
],
"lessThanOrEqual": "2.1.4-2",
"status": "affected",
"version": "2.1.4-1",
"versionType": "git"
}
]
}
],
"source": "securities@openeuler.org"
},
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:openeuler:isula:2.0.18-13:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "isula",
"vendor": "openeuler",
"versions": [
{
"status": "affected",
"version": "2.0.18-13"
}
]
},
{
"cpes": [
"cpe:2.3:a:openeuler:isula:*:*:*:*:*:*:*:*"
],
"defaultStatus": "unknown",
"product": "isula",
"vendor": "openeuler",
"versions": [
{
"lessThanOrEqual": "2.1.4-2",
"status": "affected",
"version": "2.1.4-1",
"versionType": "git"
}
]
}
],
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in openEuler iSulad on Linux allows Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This vulnerability is associated with program files https://gitee.Com/openeuler/iSulad/blob/master/src/cmd/isulad/main.C.\n\nThis issue affects iSulad: 2.0.18-13, from 2.1.4-1 through 2.1.4-2.\n\n"
},
{
"lang": "es",
"value": "La vulnerabilidad de condici\u00f3n de ejecuci\u00f3n de tiempo de verificaci\u00f3n y tiempo de uso (TOCTOU) en openEuler iSulad en Linux permite aprovechar las condiciones de ejecuci\u00f3n de tiempo de verificaci\u00f3n y tiempo de uso (TOCTOU). Esta vulnerabilidad est\u00e1 asociada con archivos de programa https://gitee.Com/openeuler/iSulad/blob/master/src/cmd/isulad/main.C. Este problema afecta a iSulad: 2.0.18-13, desde 2.1.4-1 hasta 2.1.4-2."
}
],
"id": "CVE-2021-33632",
"lastModified": "2026-06-17T03:54:54.210",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.0,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.0,
"impactScore": 5.9,
"source": "securities@openeuler.org",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2021-33632",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2024-08-01T19:14:49.794932Z",
"version": "2.0.3"
}
}
]
},
"published": "2024-03-25T07:15:49.630",
"references": [
{
"source": "securities@openeuler.org",
"url": "https://gitee.com/src-openeuler/iSulad/pulls/639"
},
{
"source": "securities@openeuler.org",
"url": "https://gitee.com/src-openeuler/iSulad/pulls/640"
},
{
"source": "securities@openeuler.org",
"url": "https://gitee.com/src-openeuler/iSulad/pulls/645"
},
{
"source": "securities@openeuler.org",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1287"
},
{
"source": "securities@openeuler.org",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1289"
},
{
"source": "securities@openeuler.org",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1290"
},
{
"source": "securities@openeuler.org",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1307"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://gitee.com/src-openeuler/iSulad/pulls/639"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://gitee.com/src-openeuler/iSulad/pulls/640"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://gitee.com/src-openeuler/iSulad/pulls/645"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1287"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1289"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1290"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1307"
}
],
"sourceIdentifier": "securities@openeuler.org",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-367"
}
],
"source": "securities@openeuler.org",
"type": "Secondary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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