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{"affected_release": [{"advisory": "RHSA-2011:1534", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "nfs-utils-1:1.2.3-15.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-12-05T00:00:00Z"}], "bugzilla": {"description": "nfs-utils: Improper authentication of an incoming request when an IP based authentication used", "id": "716949", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=716949"}, "csaw": false, "cvss": {"cvss_base_score": "3.2", "cvss_scoring_vector": "AV:A/AC:H/Au:N/C:P/I:P/A:N", "status": "verified"}, "details": ["The host_reliable_addrinfo function in support/export/hostname.c in nfs-utils before 1.2.4 does not properly use DNS to verify access to NFS exports, which allows remote attackers to mount filesystems by establishing crafted DNS A and PTR records."], "name": "CVE-2011-2500", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "nfs-utils", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "nfs-utils", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2011-06-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-2500\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-2500"], "statement": "This issue did not affect the versions of nfs-utils as shipped with Red Hat Enterprise Linux 4 and 5. The Red Hat Security Response Team has rated this issue as having low security impact; a future update in Red Hat Enterprise Linux 6 may address this flaw.", "threat_severity": "Low"}