{ "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2012-6711", "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": "A heap-based buffer overflow exists in GNU Bash before 4.3 when wide characters, not supported by the current locale set in the LC_CTYPE environment variable, are printed through the echo built-in function. A local attacker, who can provide data to print through the \"echo -e\" built-in function, may use this flaw to crash a script or execute code with the privileges of the bash process. This occurs because ansicstr() in lib/sh/strtrans.c mishandles u32cconv()." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1721071", "refsource": "MISC", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1721071" }, { "url": "http://git.savannah.gnu.org/cgit/bash.git/commit/?h=devel&id=863d31ae775d56b785dc5b0105b6d251515d81d5", "refsource": "MISC", "name": "http://git.savannah.gnu.org/cgit/bash.git/commit/?h=devel&id=863d31ae775d56b785dc5b0105b6d251515d81d5" }, { "refsource": "BID", "name": "108824", "url": "http://www.securityfocus.com/bid/108824" }, { "refsource": "CONFIRM", "name": "https://support.f5.com/csp/article/K05122252", "url": "https://support.f5.com/csp/article/K05122252" }, { "refsource": "CONFIRM", "name": "https://support.f5.com/csp/article/K05122252?utm_source=f5support&utm_medium=RSS", "url": "https://support.f5.com/csp/article/K05122252?utm_source=f5support&utm_medium=RSS" }, { "refsource": "UBUNTU", "name": "USN-4180-1", "url": "https://usn.ubuntu.com/4180-1/" } ] }, "impact": { "cvss": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AC:H/AV:L/A:H/C:H/I:H/PR:L/S:U/UI:N", "version": "3.0" } } }