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13 CVEs • 1 product

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CVEs (13)

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2021-45444 4Apple DebianFedoraproject+1 more 5Debian Linux FedoraMac Os X+2 more Nov 21, 2024 Feb 14, 2022 N/A· v4 7.8 HIGH· v3 5.1 MEDIUM· v2 In zsh before 5.8.1, an attacker can achieve code execution if they control a command output inside the prompt, as demonstrated by a %F argument. This occurs because of recursive PROMPT_SUBST expansion.
CVE-2019-20044 4Apple DebianFedoraproject+1 more 8Debian Linux FedoraIpados+5 more Nov 21, 2024 Feb 24, 2020 N/A· v4 7.8 HIGH· v3 7.2 HIGH· v2 In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the --no-PRIVILEGED option. Zsh fails to overwrite the saved uid, so the original privileges can be restored by executing MODULE_PATH...Show more In Zsh before 5.8, attackers able to execute commands can regain privileges dropped by the --no-PRIVILEGED option. Zsh fails to overwrite the saved uid, so the original privileges can be restored by executing MODULE_PATH=/dir/with/module zmodload with a module that calls setuid().Show less
CVE-2018-13259 2Canonical Zsh 2Ubuntu Linux Zsh Nov 21, 2024 Sep 5, 2018 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 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.
CVE-2018-0502 2Canonical Zsh 2Ubuntu Linux Zsh Nov 21, 2024 Sep 5, 2018 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 An issue was discovered in zsh before 5.6. The beginning of a #! script file was mishandled, potentially leading to an execve call to a program named on the second line.
CVE-2018-1100 3Canonical RedhatZsh 5Enterprise Linux Desktop Enterprise Linux ServerEnterprise Linux Workstation+2 more Nov 21, 2024 Apr 11, 2018 N/A· v4 7.8 HIGH· v3 7.2 HIGH· v2 zsh through version 5.4.2 is vulnerable to a stack-based buffer overflow in the utils.c:checkmailpath function. A local attacker could exploit this to execute arbitrary code in the context of another user.
CVE-2018-1083 4Canonical DebianRedhat+1 more 6Debian Linux Enterprise Linux DesktopEnterprise Linux Server+3 more Nov 21, 2024 Mar 28, 2018 N/A· v4 7.8 HIGH· v3 7.2 HIGH· v2 Zsh before version 5.4.2-test-1 is vulnerable to a buffer overflow in the shell autocomplete functionality. A local unprivileged user can create a specially crafted directory path which leads to code execution in the con...Show more Zsh before version 5.4.2-test-1 is vulnerable to a buffer overflow in the shell autocomplete functionality. A local unprivileged user can create a specially crafted directory path which leads to code execution in the context of the user who tries to use autocomplete to traverse the before mentioned path. If the user affected is privileged, this leads to privilege escalation.Show less
CVE-2018-1071 4Canonical DebianRedhat+1 more 6Debian Linux Enterprise Linux DesktopEnterprise Linux Server+3 more Nov 21, 2024 Mar 9, 2018 N/A· v4 5.5 MEDIUM· v3 2.1 LOW· v2 zsh through version 5.4.2 is vulnerable to a stack-based buffer overflow in the exec.c:hashcmd() function. A local attacker could exploit this to cause a denial of service.
CVE-2018-7549 3Canonical RedhatZsh 5Enterprise Linux Desktop Enterprise Linux ServerEnterprise Linux Workstation+2 more Nov 21, 2024 Feb 27, 2018 N/A· v4 7.5 HIGH· v3 5.0 MEDIUM· v2 In params.c in zsh through 5.4.2, there is a crash during a copy of an empty hash table, as demonstrated by typeset -p.
CVE-2018-7548 2Canonical Zsh 2Ubuntu Linux Zsh Nov 21, 2024 Feb 27, 2018 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 In subst.c in zsh through 5.4.2, there is a NULL pointer dereference when using ${(PA)...} on an empty array result.
CVE-2017-18206 2Canonical Zsh 2Ubuntu Linux Zsh Nov 21, 2024 Feb 27, 2018 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 In utils.c in zsh before 5.4, symlink expansion had a buffer overflow.
CVE-2016-10714 2Canonical Zsh 2Ubuntu Linux Zsh Nov 21, 2024 Feb 27, 2018 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 In zsh before 5.3, an off-by-one error resulted in undersized buffers that were intended to support PATH_MAX characters.
CVE-2014-10071 2Canonical Zsh 2Ubuntu Linux Zsh Nov 21, 2024 Feb 27, 2018 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 In exec.c in zsh before 5.0.7, there is a buffer overflow for very long fds in the ">& fd" syntax.
CVE-2007-6209 1Zsh 1Zsh Apr 23, 2026 Dec 4, 2007 N/A· v4 N/A· v3 4.6 MEDIUM· v2 Util/difflog.pl in zsh 4.3.4 allows local users to overwrite arbitrary files via a symlink attack on temporary files.