cve-2020-3164
Vulnerability from cvelistv5
Published
2020-03-04 18:40
Modified
2024-11-15 17:34
Severity ?
EPSS score ?
Summary
Cisco ESA, Cisco WSA, and Cisco SMA GUI Denial of Service Vulnerability
References
Impacted products
▼ | Vendor | Product |
---|---|---|
Cisco | Cisco Web Security Appliance (WSA) |
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The vulnerability is due to improper validation of specific HTTP request headers. An attacker could exploit this vulnerability by sending a malformed HTTP request to an affected device. A successful exploit could allow the attacker to trigger a prolonged status of high CPU utilization relative to the GUI process(es). Upon successful exploitation of this vulnerability, an affected device will still be operative, but its response time and overall performance may be degraded." } ], "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": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.0" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-20", "description": "CWE-20", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2020-03-04T18:40:41", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco" }, "references": [ { "name": "20200304 Cisco ESA, Cisco WSA, and Cisco SMA GUI Denial of Service Vulnerability", "tags": [ "vendor-advisory", "x_refsource_CISCO" ], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cont-sec-gui-dos-nJ625dXb" } ], "source": { "advisory": "cisco-sa-cont-sec-gui-dos-nJ625dXb", "defect": [ [ "CSCvq96943", "CSCvs33296", "CSCvs33306" ] ], "discovery": "INTERNAL" }, "title": "Cisco ESA, Cisco WSA, and Cisco SMA GUI Denial of Service Vulnerability", "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@cisco.com", "DATE_PUBLIC": "2020-03-04T16:00:00-0800", "ID": "CVE-2020-3164", "STATE": "PUBLIC", "TITLE": "Cisco ESA, Cisco WSA, and Cisco SMA GUI Denial of Service Vulnerability" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Cisco Web Security Appliance (WSA)", "version": { "version_data": [ { "affected": "\u003c", "version_affected": "\u003c", "version_value": "n/a" } ] } } ] }, "vendor_name": "Cisco" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A vulnerability in the web-based management interface of Cisco AsyncOS for Cisco Email Security Appliance (ESA), Cisco Web Security Appliance (WSA), and Cisco Content Security Management Appliance (SMA) could allow an unauthenticated remote attacker to cause high CPU usage on an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of specific HTTP request headers. An attacker could exploit this vulnerability by sending a malformed HTTP request to an affected device. A successful exploit could allow the attacker to trigger a prolonged status of high CPU utilization relative to the GUI process(es). Upon successful exploitation of this vulnerability, an affected device will still be operative, but its response time and overall performance may be degraded." } ] }, "exploit": [ { "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." } ], "impact": { "cvss": { "baseScore": "5.3", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.0" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-20" } ] } ] }, "references": { "reference_data": [ { "name": "20200304 Cisco ESA, Cisco WSA, and Cisco SMA GUI Denial of Service Vulnerability", "refsource": "CISCO", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cont-sec-gui-dos-nJ625dXb" } ] }, "source": { "advisory": "cisco-sa-cont-sec-gui-dos-nJ625dXb", "defect": [ [ "CSCvq96943", "CSCvs33296", "CSCvs33306" ] ], "discovery": "INTERNAL" } } } }, "cveMetadata": { "assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2020-3164", "datePublished": "2020-03-04T18:40:41.481776Z", "dateReserved": "2019-12-12T00:00:00", "dateUpdated": "2024-11-15T17:34:32.028Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2020-3164\",\"sourceIdentifier\":\"ykramarz@cisco.com\",\"published\":\"2020-03-04T19:15:12.930\",\"lastModified\":\"2020-03-05T16:36:47.640\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability in the web-based management interface of Cisco AsyncOS for Cisco Email Security Appliance (ESA), Cisco Web Security Appliance (WSA), and Cisco Content Security Management Appliance (SMA) could allow an unauthenticated remote attacker to cause high CPU usage on an affected device, resulting in a denial of service (DoS) condition. 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Sightings
Author | Source | Type | Date |
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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.