IBM AIX 6.1/7.1 tftp Client access control

CVSS Meta Temp Score
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in IBM AIX 6.1/7.1. Affected by this vulnerability is an unknown functionality of the component tftp Client. Performing a manipulation results in access control. This vulnerability is cataloged as CVE-2013-3005. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in IBM AIX 6.1/7.1 (Operating System). It has been classified as critical. This affects an unknown functionality of the component tftp Client. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

The TFTP client in IBM AIX 6.1 and 7.1, and VIOS 2.2.2.2-FP-26 SP-02, when RBAC is enabled, allows remote authenticated users to bypass intended file-ownership restrictions, and read or overwrite arbitrary files, via unspecified vectors.

The issue has been introduced in 11/09/2007. The weakness was shared 07/03/2013 as confirmed advisory (Website). It is possible to read the advisory at aix.software.ibm.com. This vulnerability is uniquely identified as CVE-2013-3005 since 04/12/2013. It is possible to initiate the attack remotely. The successful exploitation needs a authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2063 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 67178 (AIX 7.1 TL 1 : tftp (IV42700)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family AIX Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 121308 (IBM AIX TFTP Security Vulnerability).

Applying the patch tftp_fix is able to eliminate this problem. The bugfix is ready for download at aix.software.ibm.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (85366), Tenable (67178), SecurityFocus (BID 60954†), OSVDB (94842†) and Secunia (SA54050†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.1

VulDB Base Score: 8.1
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 67178
Nessus Name: AIX 7.1 TL 1 : tftp (IV42700)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: tftp_fix

Timelineinfo

11/09/2007 🔍
04/12/2013 +1981 days 🔍
07/03/2013 +82 days 🔍
07/03/2013 +0 days 🔍
07/03/2013 +0 days 🔍
07/03/2013 +0 days 🔍
07/05/2013 +2 days 🔍
07/06/2013 +1 days 🔍
07/07/2013 +1 days 🔍
07/08/2013 +1 days 🔍
12/26/2024 +4189 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: aix.software.ibm.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-3005 (🔍)
GCVE (CVE): GCVE-0-2013-3005
GCVE (VulDB): GCVE-100-9339

OVAL: 🔍
IAVM: 🔍

X-Force: 85366 - IBM AIX tftp client file overwrite, High Risk
SecurityFocus: 60954 - IBM AIX TFTP Client CVE-2013-3005 Security Bypass Vulnerability
Secunia: 54050 - IBM AIX tftp Client Security Bypass Vulnerability, Less Critical
OSVDB: 94842
Vulnerability Center: 40338 - IBM AIX Remote Authenticated Arbitrary File Read or Overwrite When RBAC is Enabled, High

Entryinfo

Created: 07/08/2013 16:19
Updated: 12/26/2024 14:52
Changes: 07/08/2013 16:19 (84), 05/04/2017 11:43 (2), 05/18/2021 07:09 (3), 12/26/2024 14:52 (16)
Complete: 🔍
Committer: olku
Cache ID: 216:087:103

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