What is CVE-2015-3238?

CVE-2015-3238 is a medium-severity vulnerability in Linux-pam, classified under Information Disclosure. CVSS score: 6.5/10. Published 2015-08-24.

How severe is CVE-2015-3238?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Linux-pam

CVE-2015-3238

The _unix_run_helper_binary function in the pam_unix module in Linux-PAM (aka pam) before 1.2.1, when unable to directly access passwords, allows local users to enumerate usernames or cause a denial of service (hang) via a large password.

Vulnerability class: Information Disclosure

EPSS: 0.027 (84.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L.

Affected products

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

FEDORA-2015-10830 (x_refsource_FEDORA, vendor-advisory)
RHSA-2015:1640 (x_refsource_REDHAT, vendor-advisory, Vendor Advisory)
[oss-security] 20150625 Linux-PAM 1.2.1 released to address CVE-2015-3238 (mailing-list, x_refsource_MLIST)
secalert@redhat.com (x_refsource_CONFIRM)
secalert@redhat.com (Exploit, x_refsource_MISC)
GLSA-201605-05 (vendor-advisory, x_refsource_GENTOO)
USN-2935-2 (x_refsource_UBUNTU, vendor-advisory)
USN-2935-3 (x_refsource_UBUNTU, vendor-advisory)
secalert@redhat.com (x_refsource_CONFIRM)
USN-2935-1 (x_refsource_UBUNTU, vendor-advisory)

Frequently asked questions

What is CVE-2015-3238?: CVE-2015-3238 is a medium-severity vulnerability in Linux-pam, classified under Information Disclosure. CVSS score: 6.5/10. Published 2015-08-24.
How severe is CVE-2015-3238?: Medium severity. CVSS v3 base score is 6.5 out of 10.