Shadow Security Vulnerabilities

CVE-2016-15024

A vulnerability was found in doomsider shadow. It has been classified as problematic. Affected is an unknown function. The manipulation leads to denial of service. Attacking locally is a requirement. The complexity of an attack is rather high. The exploitability is told to be difficult. Continious....

CVE-2023-4641

A flaw was found in shadow-utils. When asking for a new password, shadow-utils asks the password twice. If the password fails on the second attempt, shadow-utils fails in cleaning the buffer used to store the first entry. This may allow an attacker with enough access to retrieve the password from.....

CVE-2006-4664

PHP remote file inclusion vulnerability in includes/functions_portal.php in Premod Shadow 2.7.1 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path...

CVE-2023-23833

Auth. (contributor+) Cross-Site Scripting (XSS) vulnerability in Steven Henty Drop Shadow Boxes plugin <= 1.7.10...

CVE-2023-29383

In Shadow 4.13, it is possible to inject control characters into fields provided to the SUID program chfn (change finger). Although it is not possible to exploit this directly (e.g., adding a new user fails because \n is in the block list), it is possible to misrepresent the /etc/passwd file when.....

CVE-2013-4235

shadow: TOCTOU (time-of-check time-of-use) race condition when copying and removing directory...

CVE-2019-19882

shadow 4.8, in certain circumstances affecting at least Gentoo, Arch Linux, and Void Linux, allows local users to obtain root access because setuid programs are misconfigured. Specifically, this affects shadow 4.8 when compiled using --with-libpam but without explicitly passing...

CVE-2018-7169

An issue was discovered in shadow 4.5. newgidmap (in shadow-utils) is setuid and allows an unprivileged user to be placed in a user namespace where setgroups(2) is permitted. This allows an attacker to remove themselves from a supplementary group, which may allow access to certain filesystem paths....

CVE-2017-12424

In shadow before 4.5, the newusers tool could be made to manipulate internal data structures in ways unintended by the authors. Malformed input may lead to crashes (with a buffer overflow or other memory corruption) or other unspecified behaviors. This crosses a privilege boundary in, for example,....

CVE-2016-6252

Integer overflow in shadow 4.2.1 allows local users to gain privileges via crafted input to...

CVE-2005-2963

The mod_auth_shadow module 1.0 through 1.5 and 2.0 for Apache with AuthShadow enabled uses shadow authentication for all locations that use the require group directive, even when other authentication mechanisms are specified, which might allow remote authenticated users to bypass security...

CVE-2004-0041

The mod_auth_shadow module 1.4 and earlier does not properly enforce the expiration of a user account and password, which could allow remote authenticated users to bypass intended access...

CVE-2000-0480

Dragon telnet server allows remote attackers to cause a denial of service via a long...

CVE-2000-0479

Dragon FTP server allows remote attackers to cause a denial of service via a long USER...