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{"affected_release": [{"advisory": "RHSA-2019:2017", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "zsh-0:5.0.2-33.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2019-08-06T00:00:00Z"}], "bugzilla": {"description": "zsh: Improper handling of shebang line longer than 64", "id": "1626184", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1626184"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "status": "verified"}, "cwe": "CWE-20", "details": ["An issue was discovered in zsh before 5.6. Shebang lines exceeding 64 characters were truncated, potentially leading to an execve call to a program name that is a substring of the intended one.", "It was discovered that zsh does not properly validate the shebang of input files and it truncates it to the first 64 bytes. A local attacker may use this flaw to make zsh execute a different binary than what is expected, named with a substring of the shebang one."], "name": "CVE-2018-13259", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "zsh", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2018-09-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-13259\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-13259\nhttp://www.zsh.org/mla/zsh-announce/136"], "statement": "This issue did not affect the versions of zsh as shipped with Red Hat Enterprise Linux 5 as scripts were directly handled by the kernel and not special-handled by zsh itself.", "threat_severity": "Moderate", "upstream_fix": "zsh 5.6"}