cve-2021-26090
Vulnerability from cvelistv5
Published
2021-07-12 12:53
Modified
2024-10-25 13:55
Severity ?
EPSS score ?
Summary
A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests.
References
▼ | URL | Tags | |
---|---|---|---|
psirt@fortinet.com | https://fortiguard.com/advisory/FG-IR-21-042 | Vendor Advisory |
Impacted products
▼ | Vendor | Product |
---|---|---|
Fortinet | Fortinet FortiMail |
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"descriptions": [ { "lang": "en", "value": "A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "description": "Denial of service", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-07-12T12:53:27", "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "shortName": "fortinet" }, "references": [ { "tags": [ "x_refsource_CONFIRM" ], "url": "https://fortiguard.com/advisory/FG-IR-21-042" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "psirt@fortinet.com", "ID": "CVE-2021-26090", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Fortinet FortiMail", "version": { "version_data": [ { "version_value": "FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6" } ] } } ] }, "vendor_name": "Fortinet" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests." } ] }, "impact": { "cvss": { "attackComplexity": "Low", "attackVector": "Network", "availabilityImpact": "Low", "baseScore": 5.3, "baseSeverity": "Medium", "confidentialityImpact": "None", "integrityImpact": "None", "privilegesRequired": "None", "scope": "Unchanged", "userInteraction": "None", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Denial of service" } ] } ] }, "references": { "reference_data": [ { "name": "https://fortiguard.com/advisory/FG-IR-21-042", "refsource": "CONFIRM", "url": "https://fortiguard.com/advisory/FG-IR-21-042" } ] } } } }, "cveMetadata": { "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8", "assignerShortName": "fortinet", "cveId": "CVE-2021-26090", "datePublished": "2021-07-12T12:53:27", "dateReserved": "2021-01-25T00:00:00", "dateUpdated": "2024-10-25T13:55:49.687Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-26090\",\"sourceIdentifier\":\"psirt@fortinet.com\",\"published\":\"2021-07-12T13:15:07.827\",\"lastModified\":\"2021-07-13T19:26:47.023\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"A missing release of memory after its effective lifetime vulnerability in the Webmail of FortiMail 6.4.0 through 6.4.4 and 6.2.0 through 6.2.6 may allow an unauthenticated remote attacker to exhaust available memory via specifically crafted login requests.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de falta de liberaci\u00f3n de memoria despu\u00e9s de su vida \u00fatil en el Webmail de FortiMail versiones 6.4.0 hasta 6.4.4 y versiones 6.2.0 hasta 6.2.6, puede permitir a un atacante remoto no autenticado agotar la memoria disponible por medio de peticiones de inicio de sesi\u00f3n espec\u00edficamente dise\u00f1adas\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6},{\"source\":\"psirt@fortinet.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"LOW\",\"baseScore\":5.3,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":3.9,\"impactScore\":1.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:N/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":5.0},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-401\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2.0\",\"versionEndIncluding\":\"6.2.6\",\"matchCriteriaId\":\"0EEAD569-3345-4618-A239-EEDC352C4156\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.4.0\",\"versionEndExcluding\":\"6.4.5\",\"matchCriteriaId\":\"5DAB4EFB-D73F-4FC5-8FE7-278BADB9F78E\"}]}]}],\"references\":[{\"url\":\"https://fortiguard.com/advisory/FG-IR-21-042\",\"source\":\"psirt@fortinet.com\",\"tags\":[\"Vendor Advisory\"]}]}}" } }
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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.