CVE-2021-3899 - OpenCVE

There is a race condition in the 'replaced executable' detection that, with the correct local configuration, allow an attacker to execute arbitrary code as root.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

References

Link	Providers
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1948376
https://ubuntu.com/security/notices/USN-5427-1
https://www.cve.org/CVERecord?id=CVE-2021-3899

History

Mon, 19 Aug 2024 15:00:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-367
Metrics		cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: canonical

Published: 2024-06-03T18:40:32.847Z

Updated: 2024-08-19T14:10:41.358Z

Reserved: 2021-10-23T01:51:35.297Z

Link: CVE-2021-3899

Vulnrichment

Updated: 2024-08-03T17:09:09.767Z

NVD

Status : Awaiting Analysis

Published: 2024-06-03T19:15:08.940

Modified: 2024-08-19T14:35:00.893

Link: CVE-2021-3899

Redhat

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-3899", "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "state": "PUBLISHED", "assignerShortName": "canonical", "dateReserved": "2021-10-23T01:51:35.297Z", "datePublished": "2024-06-03T18:40:32.847Z", "dateUpdated": "2024-08-19T14:10:41.358Z"}, "containers": {"cna": {"affected": [{"packageName": "apport", "product": "Apport", "vendor": "Canonical Ltd.", "repo": "https://github.com/canonical/apport", "platforms": ["Linux"], "versions": [{"lessThan": "2.21.0", "status": "affected", "version": "0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "There is a race condition in the 'replaced executable' detection that, with the correct local configuration, allow an attacker to execute arbitrary code as root."}], "references": [{"tags": ["issue-tracking"], "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1948376"}, {"tags": ["vendor-advisory"], "url": "https://ubuntu.com/security/notices/USN-5427-1"}, {"tags": ["issue-tracking"], "url": "https://www.cve.org/CVERecord?id=CVE-2021-3899"}], "credits": [{"lang": "en", "type": "finder", "value": "Muqing Liu from Singurlar Security Lab"}, {"lang": "en", "type": "finder", "value": "neoni"}], "providerMetadata": {"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical", "dateUpdated": "2024-06-03T18:40:32.847Z"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:09:09.767Z"}, "title": "CVE Program Container", "references": [{"tags": ["issue-tracking", "x_transferred"], "url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1948376"}, {"tags": ["vendor-advisory", "x_transferred"], "url": "https://ubuntu.com/security/notices/USN-5427-1"}, {"tags": ["issue-tracking", "x_transferred"], "url": "https://www.cve.org/CVERecord?id=CVE-2021-3899"}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-367", "lang": "en", "description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition"}]}], "affected": [{"vendor": "apport", "product": "apport", "cpes": ["cpe:2.3:a:apport:apport:*:*:*:*:*:*:*:*"], "defaultStatus": "unknown", "versions": [{"version": "0", "status": "affected", "lessThan": "2.21.0", "versionType": "semver"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2024-08-19T14:09:25.391252Z", "id": "CVE-2021-3899", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-19T14:10:41.358Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1948376", "tags": ["issue-tracking", "x_transferred"]}, {"url": "https://ubuntu.com/security/notices/USN-5427-1", "tags": ["vendor-advisory", "x_transferred"]}, {"url": "https://www.cve.org/CVERecord?id=CVE-2021-3899", "tags": ["issue-tracking", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:09:09.767Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2021-3899", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2024-08-19T14:09:25.391252Z"}}}], "affected": [{"cpes": ["cpe:2.3:a:apport:apport:*:*:*:*:*:*:*:*"], "vendor": "apport", "product": "apport", "versions": [{"status": "affected", "version": "0", "lessThan": "2.21.0", "versionType": "semver"}], "defaultStatus": "unknown"}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-367", "description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-19T14:06:42.693Z"}}], "cna": {"credits": [{"lang": "en", "type": "finder", "value": "Muqing Liu from Singurlar Security Lab"}, {"lang": "en", "type": "finder", "value": "neoni"}], "affected": [{"repo": "https://github.com/canonical/apport", "vendor": "Canonical Ltd.", "product": "Apport", "versions": [{"status": "affected", "version": "0", "lessThan": "2.21.0", "versionType": "semver"}], "platforms": ["Linux"], "packageName": "apport"}], "references": [{"url": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1948376", "tags": ["issue-tracking"]}, {"url": "https://ubuntu.com/security/notices/USN-5427-1", "tags": ["vendor-advisory"]}, {"url": "https://www.cve.org/CVERecord?id=CVE-2021-3899", "tags": ["issue-tracking"]}], "descriptions": [{"lang": "en", "value": "There is a race condition in the 'replaced executable' detection that, with the correct local configuration, allow an attacker to execute arbitrary code as root."}], "providerMetadata": {"orgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "shortName": "canonical", "dateUpdated": "2024-06-03T18:40:32.847Z"}}}, "cveMetadata": {"cveId": "CVE-2021-3899", "state": "PUBLISHED", "dateUpdated": "2024-08-19T14:10:41.358Z", "dateReserved": "2021-10-23T01:51:35.297Z", "assignerOrgId": "cc1ad9ee-3454-478d-9317-d3e869d708bc", "datePublished": "2024-06-03T18:40:32.847Z", "assignerShortName": "canonical"}, "dataVersion": "5.1"}