cve-2021-26911
Vulnerability from cvelistv5
Published
2021-02-17 20:54
Modified
2024-08-03 20:33
Severity ?
EPSS score ?
Summary
core/imap/MCIMAPSession.cpp in Canary Mail before 3.22 has Missing SSL Certificate Validation for IMAP in STARTTLS mode.
References
{ containers: { adp: [ { providerMetadata: { dateUpdated: "2024-08-03T20:33:41.331Z", orgId: "af854a3a-2127-422b-91ae-364da2661108", shortName: "CVE", }, references: [ { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://apps.apple.com/us/app/canary-mail/id1236045954", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://census-labs.com/news/category/advisories/", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://www.openwall.com/lists/oss-security/2021/02/17/3", }, { tags: [ "x_refsource_MISC", "x_transferred", ], url: "https://census-labs.com/news/2021/02/17/canary-mail-app-missing-certificate-validation-check-on-imap-starttls/", }, { tags: [ "x_refsource_CONFIRM", "x_transferred", ], url: "https://github.com/canarymail/mailcore2/commit/45acb4efbcaa57a20ac5127dc976538671fce018", }, { name: "[oss-security] 20210217 CVE-2021-26911: Canary Mail with IMAP STARTTLS missing certificate validation", tags: [ "mailing-list", "x_refsource_MLIST", "x_transferred", ], url: "http://www.openwall.com/lists/oss-security/2021/02/17/3", }, ], title: "CVE Program Container", }, ], cna: { affected: [ { product: "n/a", vendor: "n/a", versions: [ { status: "affected", version: "n/a", }, ], }, ], descriptions: [ { lang: "en", value: "core/imap/MCIMAPSession.cpp in Canary Mail before 3.22 has Missing SSL Certificate Validation for IMAP in STARTTLS mode.", }, ], problemTypes: [ { descriptions: [ { description: "n/a", lang: "en", type: "text", }, ], }, ], providerMetadata: { dateUpdated: "2021-02-17T21:06:19", orgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", shortName: "mitre", }, references: [ { tags: [ "x_refsource_MISC", ], url: "https://apps.apple.com/us/app/canary-mail/id1236045954", }, { tags: [ "x_refsource_MISC", ], url: "https://census-labs.com/news/category/advisories/", }, { tags: [ "x_refsource_MISC", ], url: "https://www.openwall.com/lists/oss-security/2021/02/17/3", }, { tags: [ "x_refsource_MISC", ], url: "https://census-labs.com/news/2021/02/17/canary-mail-app-missing-certificate-validation-check-on-imap-starttls/", }, { tags: [ "x_refsource_CONFIRM", ], url: "https://github.com/canarymail/mailcore2/commit/45acb4efbcaa57a20ac5127dc976538671fce018", }, { name: "[oss-security] 20210217 CVE-2021-26911: Canary Mail with IMAP STARTTLS missing certificate validation", tags: [ "mailing-list", "x_refsource_MLIST", ], url: "http://www.openwall.com/lists/oss-security/2021/02/17/3", }, ], x_legacyV4Record: { CVE_data_meta: { ASSIGNER: "cve@mitre.org", ID: "CVE-2021-26911", STATE: "PUBLIC", }, affects: { vendor: { vendor_data: [ { product: { product_data: [ { product_name: "n/a", version: { version_data: [ { version_value: "n/a", }, ], }, }, ], }, vendor_name: "n/a", }, ], }, }, data_format: "MITRE", data_type: "CVE", data_version: "4.0", description: { description_data: [ { lang: "eng", value: "core/imap/MCIMAPSession.cpp in Canary Mail before 3.22 has Missing SSL Certificate Validation for IMAP in STARTTLS mode.", }, ], }, problemtype: { problemtype_data: [ { description: [ { lang: "eng", value: "n/a", }, ], }, ], }, references: { reference_data: [ { name: "https://apps.apple.com/us/app/canary-mail/id1236045954", refsource: "MISC", url: "https://apps.apple.com/us/app/canary-mail/id1236045954", }, { name: "https://census-labs.com/news/category/advisories/", refsource: "MISC", url: "https://census-labs.com/news/category/advisories/", }, { name: "https://www.openwall.com/lists/oss-security/2021/02/17/3", refsource: "MISC", url: "https://www.openwall.com/lists/oss-security/2021/02/17/3", }, { name: "https://census-labs.com/news/2021/02/17/canary-mail-app-missing-certificate-validation-check-on-imap-starttls/", refsource: "MISC", url: "https://census-labs.com/news/2021/02/17/canary-mail-app-missing-certificate-validation-check-on-imap-starttls/", }, { name: "https://github.com/canarymail/mailcore2/commit/45acb4efbcaa57a20ac5127dc976538671fce018", refsource: "CONFIRM", url: "https://github.com/canarymail/mailcore2/commit/45acb4efbcaa57a20ac5127dc976538671fce018", }, { name: "[oss-security] 20210217 CVE-2021-26911: Canary Mail with IMAP STARTTLS missing certificate validation", refsource: "MLIST", url: "http://www.openwall.com/lists/oss-security/2021/02/17/3", }, ], }, }, }, }, cveMetadata: { assignerOrgId: "8254265b-2729-46b6-b9e3-3dfca2d5bfca", assignerShortName: "mitre", cveId: "CVE-2021-26911", datePublished: "2021-02-17T20:54:08", dateReserved: "2021-02-08T00:00:00", dateUpdated: "2024-08-03T20:33:41.331Z", state: "PUBLISHED", }, dataType: "CVE_RECORD", dataVersion: "5.1", "vulnerability-lookup:meta": { nvd: "{\"cve\":{\"id\":\"CVE-2021-26911\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2021-02-17T21:15:12.900\",\"lastModified\":\"2024-11-21T05:57:01.383\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"core/imap/MCIMAPSession.cpp in Canary Mail before 3.22 has Missing SSL Certificate Validation for IMAP in STARTTLS mode.\"},{\"lang\":\"es\",\"value\":\"El archivo core/imap/MCIMAPSession.cpp en Canary Mail versiones anteriores a 3.22, tiene una Falta de Comprobación de Certificado SSL para IMAP en modo STARTTLS\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N\",\"baseScore\":7.4,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.2,\"impactScore\":5.2}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:N\",\"baseScore\":5.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-295\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:canarymail:canary_mail:3.20:*:*:*:*:iphone_os:*:*\",\"matchCriteriaId\":\"8A0F96F5-488B-485C-93D9-0DFE7DD732C4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:canarymail:canary_mail:3.21:*:*:*:*:iphone_os:*:*\",\"matchCriteriaId\":\"A3D232FE-4500-4FD5-B7B0-901134B488E2\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:libmailcore:mailcore2:0.6.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"973E27F1-AE98-4C43-BE54-C4A453EEF046\"}]}]}],\"references\":[{\"url\":\"http://www.openwall.com/lists/oss-security/2021/02/17/3\",\"source\":\"cve@mitre.org\",\"tags\":[\"Mailing 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Sightings
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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.
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