IBM AIX/VIOS EFS information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in IBM AIX and VIOS. This vulnerability affects unknown code of the component EFS. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2021-29861. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in IBM AIX and VIOS (Operating System) (version now known). This affects some unknown processing of the component EFS. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The weakness was disclosed 11/17/2021. The advisory is shared at ibm.com. This vulnerability is uniquely identified as CVE-2021-29861 since 03/31/2021. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (206085). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.2
CNA Vector (IBM Corporation): 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/31/2021 🔍
11/17/2021 +231 days 🔍
11/17/2021 +0 days 🔍
11/19/2021 +2 days 🔍

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-29861 (🔍)
GCVE (CVE): GCVE-0-2021-29861
GCVE (VulDB): GCVE-100-186717
X-Force: 206085

Entryinfo

Created: 11/17/2021 16:54
Updated: 11/19/2021 10:40
Changes: 11/17/2021 16:54 (50), 11/19/2021 10:40 (2)
Complete: 🔍
Cache ID: 216::103

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