cve-2021-1236
Vulnerability from cvelistv5
Published
2021-01-13 21:17
Modified
2024-09-16 19:25
Severity ?
EPSS score ?
Summary
Multiple Cisco Products Snort Application Detection Engine Policy Bypass Vulnerability
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Cisco | Cisco Firepower Threat Defense Software |
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The vulnerability is due to a flaw in the detection algorithm. An attacker could exploit this vulnerability by sending crafted packets that would flow through an affected system. A successful exploit could allow the attacker to bypass the configured policies and deliver a malicious payload to the protected network." } ], "exploits": [ { "lang": "en", "value": "The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory." } ], "metrics": [ { "cvssV3_0": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N", "version": "3.0" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-670", "description": "CWE-670", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2023-02-19T00:00:00", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco" }, "references": [ { "name": "20210113 Multiple Cisco Products Snort Application Detection Engine Policy Bypass Vulnerability", "tags": [ "vendor-advisory" ], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort-app-bypass-cSBYCATq" }, { "name": "[debian-lts-announce] 20230210 [SECURITY] [DLA 3317-1] snort security update", "tags": [ "mailing-list" ], "url": "https://lists.debian.org/debian-lts-announce/2023/02/msg00011.html" }, { "name": "DSA-5354", "tags": [ "vendor-advisory" ], "url": "https://www.debian.org/security/2023/dsa-5354" } ], "source": { "advisory": "cisco-sa-snort-app-bypass-cSBYCATq", "defect": [ [ "CSCvs85467", "CSCvu21318" ] ], "discovery": "INTERNAL" }, "title": "Multiple Cisco Products Snort Application Detection Engine Policy Bypass Vulnerability" } }, "cveMetadata": { "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2021-1236", "datePublished": "2021-01-13T21:17:03.406091Z", "dateReserved": "2020-11-13T00:00:00", "dateUpdated": "2024-09-16T19:25:21.816Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-1236\",\"sourceIdentifier\":\"ykramarz@cisco.com\",\"published\":\"2021-01-13T22:15:20.583\",\"lastModified\":\"2023-05-22T18:57:24.750\",\"vulnStatus\":\"Modified\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"Multiple Cisco products are affected by a vulnerability in the Snort application detection engine that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. 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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
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