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By sending a handcrafted message, a buffer overflow may happen. This can be used to execute code remotely."}, {"lang": "es", "value": "Se ha descubierto un problema en la funci\u00f3n base64d en el escuchador SMTP en Exim, en versiones anteriores a la 4.90.1. Al enviar un mensaje manipulado, podr\u00eda ocurrir un desbordamiento de b\u00fafer. 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"tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/44571/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "https://www.exploit-db.com/exploits/45671/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "exim: buffer overflow in b64decode() function, possibly leading to remote code execution", "id": "1543268", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1543268"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["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."], "name": "CVE-2018-6789", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "exim", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2018-02-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-6789\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-6789\nhttps://devco.re/blog/2018/03/06/exim-off-by-one-RCE-exploiting-CVE-2018-6789-en/\nhttps://exim.org/static/doc/security/CVE-2018-6789.txt\nhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog"], "statement": "This issue affects the versions of Exim as shipped in Red Hat Enterprise Linux 5. Red Hat Enterprise Linux 5 is already in the Extended Life Phase of its life cycle and Exim is not on the list of components supported via Red Hat Enterprise Linux 5 Extended Life-cycle Support (ELS) add-on, therefore there's currently no plan to address this issue in Red Hat Enterprise Linux 5. For more information about Red Hat Enterprise Linux 5 life cycle and ELS add-on scope of support, see:\nhttps://access.redhat.com/support/policy/updates/errata/#Extended_Life_Cycle_Phase\nhttps://access.redhat.com/articles/2901071\nThe Exim mail server is not shipped in Red Hat Enterprise Linux 6 and 7.", "threat_severity": "Critical"}