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Vulnerability Details : CVE-2010-3856 in the GNU C Library (aka glibc or libc6) before 2.11.3, and 2.12.x before 2.12.2, does not properly restrict use of the LD_AUDIT environment variable to reference dynamic shared objects (DSOs) as audit objects, which allows local users to gain privileges by leveraging an unsafe DSO located in a trusted library directory, as demonstrated by
Publish Date : 2011-01-07 Last Update Date : 2016-12-06
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Gain privileges
CWE ID 264

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important
AV:L/AC:L/Au:N/C:C/I:C/A:C 2010-10-21 2010-10-22
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2010-3856 unix
DEPRECATED: ELSA-2010-0793 -- glibc security update (important) oval:org.mitre.oval:def:28160 unix
DEPRECATED: ELSA-2010-0872 -- glibc security and bug fix update (important) oval:org.mitre.oval:def:27803 unix
DSA-2122-1 glibc -- missing input sanitisation oval:org.mitre.oval:def:12604 unix
DSA-2122-2 glibc -- missing input sanitisation oval:org.mitre.oval:def:12802 unix
ELSA-2010:0793: glibc security update (Important) oval:org.mitre.oval:def:22846 unix
ELSA-2010:0872: glibc security and bug fix update (Important) oval:org.mitre.oval:def:23540 unix
RHSA-2010:0793: glibc security update (Important) oval:com.redhat.rhsa:def:20100793 unix
RHSA-2010:0793: glibc security update (Important) oval:org.mitre.oval:def:21997 unix
RHSA-2010:0872: glibc security and bug fix update (Important) oval:com.redhat.rhsa:def:20100872 unix
RHSA-2010:0872: glibc security and bug fix update (Important) oval:org.mitre.oval:def:22327 unix
VMware ESX third party updates for Service Console packages glibc, sudo, and openldap oval:org.mitre.oval:def:20315 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2010-3856

# Product Type Vendor Product Version Update Edition Language
1 Application GNU Glibc 1.00 Version Details Vulnerabilities
2 Application GNU Glibc 1.01 Version Details Vulnerabilities
3 Application GNU Glibc 1.02 Version Details Vulnerabilities
4 Application GNU Glibc 1.03 Version Details Vulnerabilities
5 Application GNU Glibc 1.04 Version Details Vulnerabilities
6 Application GNU Glibc 1.05 Version Details Vulnerabilities
7 Application GNU Glibc 1.06 Version Details Vulnerabilities
8 Application GNU Glibc 1.07 Version Details Vulnerabilities
9 Application GNU Glibc 1.08 Version Details Vulnerabilities
10 Application GNU Glibc 1.09 Version Details Vulnerabilities
11 Application GNU Glibc 1.09.1 Version Details Vulnerabilities
12 Application GNU Glibc 2.0 Version Details Vulnerabilities
13 Application GNU Glibc 2.0.1 Version Details Vulnerabilities
14 Application GNU Glibc 2.0.2 Version Details Vulnerabilities
15 Application GNU Glibc 2.0.3 Version Details Vulnerabilities
16 Application GNU Glibc 2.0.4 Version Details Vulnerabilities
17 Application GNU Glibc 2.0.5 Version Details Vulnerabilities
18 Application GNU Glibc 2.0.6 Version Details Vulnerabilities
19 Application GNU Glibc 2.1 Version Details Vulnerabilities
20 Application GNU Glibc 2.1.1 Version Details Vulnerabilities
21 Application GNU Glibc Version Details Vulnerabilities
22 Application GNU Glibc 2.1.2 Version Details Vulnerabilities
23 Application GNU Glibc 2.1.3 Version Details Vulnerabilities
24 Application GNU Glibc Version Details Vulnerabilities
25 Application GNU Glibc 2.1.9 Version Details Vulnerabilities
26 Application GNU Glibc 2.2 Version Details Vulnerabilities
27 Application GNU Glibc 2.2.1 Version Details Vulnerabilities
28 Application GNU Glibc 2.2.2 Version Details Vulnerabilities
29 Application GNU Glibc 2.2.3 Version Details Vulnerabilities
30 Application GNU Glibc 2.2.4 Version Details Vulnerabilities
31 Application GNU Glibc 2.2.5 Version Details Vulnerabilities
32 Application GNU Glibc 2.3 Version Details Vulnerabilities
33 Application GNU Glibc 2.3.1 Version Details Vulnerabilities
34 Application GNU Glibc 2.3.2 Version Details Vulnerabilities
35 Application GNU Glibc 2.3.3 Version Details Vulnerabilities
36 Application GNU Glibc 2.3.4 Version Details Vulnerabilities
37 Application GNU Glibc 2.3.5 Version Details Vulnerabilities
38 Application GNU Glibc 2.3.6 Version Details Vulnerabilities
39 Application GNU Glibc 2.3.10 Version Details Vulnerabilities
40 Application GNU Glibc 2.4 Version Details Vulnerabilities
41 Application GNU Glibc 2.5 Version Details Vulnerabilities
42 Application GNU Glibc 2.5.1 Version Details Vulnerabilities
43 Application GNU Glibc 2.6 Version Details Vulnerabilities
44 Application GNU Glibc 2.6.1 Version Details Vulnerabilities
45 Application GNU Glibc 2.7 Version Details Vulnerabilities
46 Application GNU Glibc 2.8 Version Details Vulnerabilities
47 Application GNU Glibc 2.9 Version Details Vulnerabilities
48 Application GNU Glibc 2.10 Version Details Vulnerabilities
49 Application GNU Glibc 2.10.1 Version Details Vulnerabilities
50 Application GNU Glibc 2.10.2 Version Details Vulnerabilities
51 Application GNU Glibc 2.11 Version Details Vulnerabilities
52 Application GNU Glibc 2.11.1 Version Details Vulnerabilities
53 Application GNU Glibc 2.11.2 Version Details Vulnerabilities
54 Application GNU Glibc 2.12.0 Version Details Vulnerabilities
55 Application GNU Glibc 2.12.1 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
GNU Glibc 55

- References For CVE-2010-3856
REDHAT RHSA-2010:0872
BUGTRAQ 20110105 VMSA-2011-0001 VMware ESX third party updates for Service Console packages glibc, sudo, and openldap
VUPEN ADV-2011-0025
BID 44347 GNU glibc Dynamic Linker 'LD_AUDIT' Local Privilege Escalation Vulnerability Release Date:2013-06-25
MLIST [libc-hacker] 20101022 [PATCH] Require suid bit on audit objects in privileged programs CONFIRM
FULLDISC 20101022 The GNU C library dynamic linker will dlopen arbitrary DSOs during setuid loads.
GENTOO GLSA-201011-01

- Metasploit Modules Related To CVE-2010-3856

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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