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Medium 5.9
Linux-PAM pam_userdb Observable Timing Discrepancy in Plaintext Password Comparison
Linux-PAM through 1.7.2 contains an observable timing discrepancy (CWE-208) in the pam_userdb module's plaintext-password comparison path in modules/pam_userdb/pam_userdb.c that allows a local or network-adjacent attacker able to repeatedly drive authenticati…
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High 7.8CVE-2025-6020 Public exploit
Linux-pam: linux-pam directory traversal
A flaw was found in linux-pam. The module pam_namespace may use access user-controlled paths without proper protection, allowing local users to elevate their privileges to root via multiple symlink attacks and race conditions.
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High 7.4
Pam: improper hostname interpretation in pam_access leads to access control bypass
A flaw was found in pam_access, where certain rules in its configuration file are mistakenly treated as hostnames. This vulnerability allows attackers to trick the system by pretending to be a trusted hostname, gaining unauthorized access. This issue poses a …
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Medium 4.7
Pam: libpam: libpam vulnerable to read hashed password
A vulnerability was found in PAM. The secret information is stored in memory, where the attacker can trigger the victim program to execute by sending characters to its standard input (stdin). As this occurs, the attacker can train the branch predictor to exec…
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Medium 5.5
linux-pam (aka Linux PAM) before 1.6.0 allows attackers to cause a denial of service (blocked login process) via mkfifo…