Tenable Nessus up to 8.15.2 Agent access control

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.
Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Tenable Nessus up to 8.15.2. Affected by this issue is some unknown functionality of the component Agent. Such manipulation leads to access control. This vulnerability is listed as CVE-2021-20135. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Tenable Nessus up to 8.15.2 (Security Testing Software). Affected by this issue is some unknown functionality of the component Agent. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability.

The weakness was presented 11/03/2021 as tns-2021-18. The advisory is available at tenable.com. This vulnerability is handled as CVE-2021-20135 since 12/17/2020. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Upgrading to version 10.0.0 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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: 🔍

Upgrade: Nessus 10.0.0

Timelineinfo

12/17/2020 🔍
11/03/2021 +321 days 🔍
11/03/2021 +0 days 🔍
11/06/2021 +3 days 🔍

Sourcesinfo

Advisory: tns-2021-18
Status: Confirmed

CVE: CVE-2021-20135 (🔍)
GCVE (CVE): GCVE-0-2021-20135
GCVE (VulDB): GCVE-100-185978
scip Labs: https://www.scip.ch/en/?labs.20091204

Entryinfo

Created: 11/03/2021 10:04
Updated: 11/06/2021 19:54
Changes: 11/03/2021 10:04 (41), 11/06/2021 19:54 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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