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Amazon Linux: Security Advisory (ALAS-2013-160)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update announced via the referenced Security Advisory.
Insight
Insight
A stack-based buffer overflow flaw was found in the way the pam_env module parsed users' ~/.pam_environment files. If an application's PAM configuration contained user_readenv=1 (this is not the default), a local attacker could use this flaw to crash the application or, possibly, escalate their privileges. (CVE-2011-3148 )A denial of service flaw was found in the way the pam_env module expanded certain environment variables. If an application's PAM configuration contained user_readenv=1 (this is not the default), a local attacker could use this flaw to cause the application to enter an infinite loop. (CVE-2011-3149 )
Solution
Solution
Run yum update pam to update your system.