IBM AIX 6.1/7.1/7.2 bellmail access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.8$5k-$25k0.00

Summaryinfo

A vulnerability has been found in IBM AIX 6.1/7.1/7.2 and classified as critical. This affects an unknown part of the component bellmail. This manipulation causes access control. This vulnerability is registered as CVE-2017-1093. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability was found in IBM AIX 6.1/7.1/7.2 (Operating System). It has been declared as critical. Affected by this vulnerability is an unknown part of the component bellmail. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

IBM AIX 6.1, 7.1, and 7.2 could allow a local user to exploit a vulnerability in the bellmail binary to gain root privileges.

The bug was discovered 01/29/2017. The weakness was published 02/02/2017 (Website). The advisory is shared at aix.software.ibm.com. This vulnerability is known as CVE-2017-1093 since 11/30/2016. An attack has to be approached locally. A single authentication is necessary for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/11/2022). It is expected to see the exploit prices for this product decreasing in the near future.MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 96836 , which helps to determine the existence of the flaw in a target environment. The commercial vulnerability scanner Qualys is able to test this issue with plugin 330018 (IBM AIX bellmail Privilege Escalation Vulnerability (bellmail_advisory2)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (96836) and SecurityFocus (BID 95891†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

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: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 96836
Nessus File: 🔍
Nessus Risk: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/30/2016 🔍
01/29/2017 +60 days 🔍
01/31/2017 +2 days 🔍
02/02/2017 +2 days 🔍
02/02/2017 +0 days 🔍
02/03/2017 +1 days 🔍
11/11/2022 +2107 days 🔍

Sourcesinfo

Vendor: ibm.com

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

CVE: CVE-2017-1093 (🔍)
GCVE (CVE): GCVE-0-2017-1093
GCVE (VulDB): GCVE-100-96505

OVAL: 🔍

SecurityFocus: 95891 - IBM AIX CVE-2017-1093 Local Privilege Escalation Vulnerability
OSVDB: - CVE-2017-1093 - IBM - AIX - Privilege Escalation Issue
SecurityTracker: 1037748

Entryinfo

Created: 02/03/2017 10:02
Updated: 11/11/2022 13:21
Changes: 02/03/2017 10:02 (71), 11/11/2022 13:16 (2), 11/11/2022 13:21 (1)
Complete: 🔍
Cache ID: 216:E32:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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