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.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 5.8 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Exploitability : 3.9 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:P

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.trustwave.com/Resources/Security-Advisories/Advisories/TWSL2015-011/?fid=6551	Exploit
http://rhn.redhat.com/errata/RHSA-2015-1640.html	Vendor Advisory
http://www.openwall.com/lists/oss-security/2015/06/25/13
https://bugzilla.redhat.com/show_bug.cgi?id=1228571
https://www.trustwave.com/Resources/SpiderLabs-Blog/Username-Enumeration-against-OpenSSH-SELinux-with-CVE-2015-3238/	Exploit
http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
https://security.gentoo.org/glsa/201605-05
http://www.securityfocus.com/bid/75428
http://lists.fedoraproject.org/pipermail/package-announce/2015-June/161249.html
http://www.ubuntu.com/usn/USN-2935-3
http://www.ubuntu.com/usn/USN-2935-1
http://www.ubuntu.com/usn/USN-2935-2
http://lists.fedoraproject.org/pipermail/package-announce/2015-July/161350.html

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Configurations

Configuration 1 (hide)

cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:oracle:sparc-opl_service_processor:*:*:*:*:*:*:*:*

Information

Published : 2015-08-24 07:59

Updated : 2023-02-12 15:15

NVD link : CVE-2015-3238

Mitre link : CVE-2015-3238

JSON object : View

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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Products Affected

linux-pam

linux-pam

oracle

sparc-opl_service_processor

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