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{"bugzilla": {"description": "pam: pam_mail and pam_env incorrect privilege dropping", "id": "641361", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=641361"}, "csaw": false, "cvss": {"cvss_base_score": "1.9", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:P/I:N/A:N", "status": "draft"}, "details": ["The privilege-dropping implementation in the (1) pam_env and (2) pam_mail modules in Linux-PAM (aka pam) 1.1.2 does not check the return value of the setfsuid system call, which might allow local users to obtain sensitive information by leveraging an unintended uid, as demonstrated by a symlink attack on the .pam_environment file in a user's home directory. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-3435."], "name": "CVE-2010-3431", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:3", "fix_state": "Not affected", "package_name": "pam", "product_name": "Red Hat Enterprise Linux 3"}, {"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "pam", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "pam", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "pam", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2010-09-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2010-3431\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-3431"], "statement": "Not vulnerable. This issue did not affect the versions of pam as shipped with Red Hat Enterprise Linux 3, 4, 5, or 6.", "threat_severity": "Moderate"}