CVE-2011-0721

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "security@ubuntu.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:debian:shadow:1\\:4.1.4:*:*:*:*:*:*:*", "matchCriteriaId": "021D4066-989E-4B2C-93B2-65748E24E257", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Multiple CRLF injection vulnerabilities in (1) chfn and (2) chsh in shadow 1:4.1.4 allow local users to add new users or groups to /etc/passwd via the GECOS field."}, {"lang": "es", "value": "M\u00faltiples vulnerabilidades de inyecci\u00f3n CRLF en (1) chfn y (2) chsh sobre shadow 1:4.1.4 permiten agregar nuevos usuarios o grupos a /etc/passwd a los usuarios locales a trav\u00e9s del campo GECOS."}], "id": "CVE-2011-0721", "lastModified": "2026-06-16T23:27:56.927", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.4, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2011-02-19T01:00:03.353", "references": [{"source": "security@ubuntu.com", "url": "http://osvdb.org/70895"}, {"source": "security@ubuntu.com", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/42505"}, {"source": "security@ubuntu.com", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/43345"}, {"source": "security@ubuntu.com", "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.380014"}, {"source": "security@ubuntu.com", "url": "http://www.debian.org/security/2011/dsa-2164"}, {"source": "security@ubuntu.com", "url": "http://www.securityfocus.com/bid/46426"}, {"source": "security@ubuntu.com", "url": "http://www.ubuntu.com/usn/USN-1065-1"}, {"source": "security@ubuntu.com", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2011/0396"}, {"source": "security@ubuntu.com", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2011/0398"}, {"source": "security@ubuntu.com", "url": "http://www.vupen.com/english/advisories/2011/0773"}, {"source": "security@ubuntu.com", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65564"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://osvdb.org/70895"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/42505"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://secunia.com/advisories/43345"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.380014"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.debian.org/security/2011/dsa-2164"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/46426"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.ubuntu.com/usn/USN-1065-1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2011/0396"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.vupen.com/english/advisories/2011/0398"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.vupen.com/english/advisories/2011/0773"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65564"}], "sourceIdentifier": "security@ubuntu.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "shadow: Multiple CRLF injections in chfn and chsh", "id": "678897", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=678897"}, "csaw": false, "cvss": {"cvss_base_score": "2.1", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:N/I:P/A:N", "status": "draft"}, "details": ["Multiple CRLF injection vulnerabilities in (1) chfn and (2) chsh in shadow 1:4.1.4 allow local users to add new users or groups to /etc/passwd via the GECOS field."], "name": "CVE-2011-0721", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "util-linux", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "util-linux-ng", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2011-02-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-0721\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-0721"], "threat_severity": "Moderate"}

{}