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Ubuntu.comUB:CVE-2014-2583

HistoryApr 10, 2014 - 12:00 a.m.

CVE-2014-2583

2014-04-1000:00:00

ubuntu.com

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

EPSS

0.003

Percentile

71.7%

JSON

Multiple directory traversal vulnerabilities in pam_timestamp.c in the
pam_timestamp module for Linux-PAM (aka pam) 1.1.8 allow local users to
create arbitrary files or possibly bypass authentication via a … (dot dot)
in the (1) PAM_RUSER value to the get_ruser function or (2) PAM_TTY value
to the check_tty function, which is used by the format_timestamp_name
function.

Notes

Author	Note
jdstrand	Ubuntu does not use pam_timestamp.so by default

OSVersionArchitecturePackageVersionFilename
ubuntu12.04noarchpam< 1.1.3-7ubuntu2.1UNKNOWN
ubuntu14.04noarchpam< 1.1.8-1ubuntu2.1UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	12.04	noarch	pam	< 1.1.3-7ubuntu2.1	UNKNOWN
ubuntu	14.04	noarch	pam	< 1.1.8-1ubuntu2.1	UNKNOWN

References

www.openwall.com/lists/oss-security/2014/03/24/5

www.openwall.com/lists/oss-security/2014/03/26

launchpad.net/bugs/cve/CVE-2014-2583

nvd.nist.gov/vuln/detail/CVE-2014-2583

security-tracker.debian.org/tracker/CVE-2014-2583

ubuntu.com/security/notices/USN-2935-1

www.cve.org/CVERecord?id=CVE-2014-2583

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

EPSS

0.003

Percentile

71.7%

JSON

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