Vulnerability Details : CVE-2014-3977
libodm.a in IBM AIX 6.1 and 7.1, and VIOS 2.2.x, allows local users to overwrite arbitrary files via a symlink attack on a temporary file. NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-2179.
Products affected by CVE-2014-3977
- cpe:2.3:o:ibm:aix:6.1:*:*:*:*:*:*:*
- cpe:2.3:o:ibm:aix:7.1:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.1.8:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.3.3:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.1.9:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:ibm:vios:2.2.1.4:fp-25_sp-02:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-3977
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-3977
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.9
|
MEDIUM | AV:L/AC:M/Au:N/C:C/I:C/A:C |
3.4
|
10.0
|
NIST |
CWE ids for CVE-2014-3977
-
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-3977
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http://aix.software.ibm.com/aix/efixes/security/libodm_advisory.asc
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http://www.securitytracker.com/id/1030401
IBM AIX libodm Symlink Flaw Lets Local Users Gain Elevated Privileges - SecurityTracker
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http://www.ibm.com/support/docview.wss?uid=isg1IV60314
IBM IV60314: A POTENTIAL SECURITY ISSUE EXISTS CVE-2012-2179 APPLIES TO AIX 7100-02
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http://www.ibm.com/support/docview.wss?uid=isg1IV60313
IBM IV60313: A POTENTIAL SECURITY ISSUE EXISTS CVE-2012-2179 APPLIES TO AIX 6100-07
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http://www.ibm.com/support/docview.wss?uid=isg1IV60312
IBM IV60312: A POTENTIAL SECURITY ISSUE EXISTS CVE-2012-2179 APPLIES TO AIX 7100-01
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http://www.ibm.com/support/docview.wss?uid=isg1IV60311
IBM IV60311: A POTENTIAL SECURITY ISSUE EXISTS CVE-2012-2179 APPLIES TO AIX 6100-08
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https://exchange.xforce.ibmcloud.com/vulnerabilities/93595
IBM AIX Arbitary file overwrite symlink in libodm CVE-2014-3977 Vulnerability Report
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http://www.ibm.com/support/docview.wss?uid=isg1IV60299
IBM IV60299: A POTENTIAL SECURITY ISSUE EXISTS CVE-2012-2179 APPLIES TO AIX 6100-09
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http://www.exploit-db.com/exploits/33725
IBM AIX 6.1.8 - 'libodm' Arbitrary File Write - AIX local Exploit
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http://www.ibm.com/support/docview.wss?uid=isg1IV60303
IBM IV60303: A POTENTIAL SECURITY ISSUE EXISTS CVE-2012-2179 APPLIES TO AIX 7100-03
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https://www.portcullis-security.com/security-research-and-downloads/security-advisories/cve-2014-3977/
CVE-2014-3977 - Portcullis
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http://packetstormsecurity.com/files/127067/IBM-AIX-6.1.8-Privilege-Escalation.html
IBM AIX 6.1.8+ Privilege Escalation ≈ Packet Storm
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