Vulnerability CVE-2010-0015
Published: 2010-01-14   Modified: 2012-02-13

Description:
nis/nss_nis/nis-pwd.c in the GNU C Library (aka glibc or libc6) 2.7 and Embedded GLIBC (EGLIBC) 2.10.2 adds information from the passwd.adjunct.byname map to entries in the passwd map, which allows remote attackers to obtain the encrypted passwords of NIS accounts by calling the getpwnam function.

See advisories in our WLB2 database:
Topic
Author
Date
High
GNU libc glibc: NIS shadow password
Christoph Pleger
18.01.2010

Type:

CWE-255

 (Credentials Management)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
GNU -> Glibc 

 References:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=560333
http://marc.info/?l=oss-security&m=126320356003425&w=2
http://marc.info/?l=oss-security&m=126320570505651&w=2
http://sourceware.org/bugzilla/show_bug.cgi?id=11134
http://svn.debian.org/viewsvn/pkg-glibc/glibc-package/trunk/debian/patches/any/submitted-nis-shadow.diff?revision=4062&view=markup
http://www.mandriva.com/security/advisories?name=MDVSA-2010:111
http://www.mandriva.com/security/advisories?name=MDVSA-2010:112
http://www.openwall.com/lists/oss-security/2010/01/07/3
http://www.openwall.com/lists/oss-security/2010/01/08/1
http://www.openwall.com/lists/oss-security/2010/01/08/2
http://www.openwall.com/lists/oss-security/2010/01/11/6
https://lists.opensuse.org/opensuse-security-announce/2010-10/msg00007.html
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