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{"bugzilla": {"description": "util-linux: Shell command injection in unescaped bash-completed mount point names", "id": "1552641", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1552641"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.7", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-78", "details": ["In util-linux before 2.32-rc1, bash-completion/umount allows local users to gain privileges by embedding shell commands in a mountpoint name, which is mishandled during a umount command (within Bash) by a different user, as demonstrated by logging in as root and entering umount followed by a tab character for autocompletion.", "A command injection flaw was found in the way util-linux implements umount autocompletion in Bash. An attacker with the ability to mount a filesystem with custom mount points may execute arbitrary commands on behalf of the user who triggers the umount autocompletion."], "name": "CVE-2018-7738", "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"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "util-linux", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "util-linux", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-03-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-7738\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-7738"], "statement": "This issue did not affect the versions of util-linux as shipped with Red Hat Enterprise Linux 5, 6 and 7 as they did not include support for umount autocompletion.", "threat_severity": "Moderate", "upstream_fix": "util-linux 2.32-rc1"}