CVE-2018-6789

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://exim.org/static/doc/security/CVE-2018-6789.txt", "name": "https://exim.org/static/doc/security/CVE-2018-6789.txt", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2018/02/07/2", "name": "[oss-security] 20180207 CVE-2018-6789 Exim 4.90 and earlier: buffer overflow", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://www.debian.org/security/2018/dsa-4110", "name": "DSA-4110", "tags": ["Third Party Advisory"], "refsource": "DEBIAN"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/02/msg00009.html", "name": "[debian-lts-announce] 20180210 [SECURITY] [DLA 1274-1] exim4 security update", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1", "name": "https://git.exim.org/exim.git/commit/cf3cd306062a08969c41a1cdd32c6855f1abecf1", "tags": ["Patch", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://openwall.com/lists/oss-security/2018/02/10/2", "name": "http://openwall.com/lists/oss-security/2018/02/10/2", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/103049", "name": "103049", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/", "name": "https://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/", "tags": ["Technical Description", "Third Party Advisory"], "refsource": "MISC"}, {"url": "http://www.securitytracker.com/id/1040461", "name": "1040461", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}, {"url": "https://usn.ubuntu.com/3565-1/", "name": "USN-3565-1", "tags": ["Third Party Advisory"], "refsource": "UBUNTU"}, {"url": "https://www.exploit-db.com/exploits/44571/", "name": "44571", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "EXPLOIT-DB"}, {"url": "https://www.exploit-db.com/exploits/45671/", "name": "45671", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "EXPLOIT-DB"}, {"url": "http://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.html", "name": "http://packetstormsecurity.com/files/162959/Exim-base64d-Buffer-Overflow.html", "tags": [], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An issue was discovered in the base64d function in the SMTP listener in Exim before 4.90.1. By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-119"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2018-6789", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}}, "publishedDate": "2018-02-08T23:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "4.90.1"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2021-06-03T18:15Z"}