IBM AIX 7.1/7.2 File Open input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in IBM AIX 7.1/7.2. It has been rated as problematic. This issue affects some unknown processing of the component File Open Handler. The manipulation leads to input validation. This vulnerability is listed as CVE-2016-8944. The attack must be carried out locally. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in IBM AIX 7.1/7.2 (Operating System). This issue affects an unknown function of the component File Open Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

IBM AIX 7.1 and 7.2 allows a local user to open a file with a specially crafted argument that would crash the system. IBM APARs: IV91488, IV91487, IV91456, IV90234.

The bug was discovered 01/30/2017. The weakness was presented 02/15/2017 (Website). The advisory is shared at aix.software.ibm.com. The identification of this vulnerability is CVE-2016-8944 since 10/25/2016. An attack has to be approached locally. The successful exploitation requires a simple authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 96881 (AIX 7.1 TL 3 : sysproc (IV91488)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family AIX Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 330019 (IBM AIX bellmail Denial of Service Vulnerability (sysproc_advisory)).

A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96881), SecurityFocus (BID 95888†) and SecurityTracker (ID 1037759†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96881
Nessus Name: AIX 7.1 TL 3 : sysproc (IV91488)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/25/2016 🔍
01/30/2017 +97 days 🔍
01/30/2017 +0 days 🔍
01/31/2017 +1 days 🔍
01/31/2017 +0 days 🔍
02/15/2017 +15 days 🔍
02/15/2017 +0 days 🔍
02/16/2017 +1 days 🔍
11/25/2024 +2839 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: aix.software.ibm.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-8944 (🔍)
GCVE (CVE): GCVE-0-2016-8944
GCVE (VulDB): GCVE-100-97013

OVAL: 🔍

SecurityFocus: 95888 - IBM AIX CVE-2016-8944 Local Denial of Service Vulnerability
OSVDB: - CVE-2016-8944 - IBM - AIX - Denial of Service Issue
SecurityTracker: 1037759

Entryinfo

Created: 02/16/2017 09:03
Updated: 11/25/2024 04:45
Changes: 02/16/2017 09:03 (75), 11/25/2024 04:45 (17)
Complete: 🔍
Cache ID: 216:0C0:103

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