VDB-190736 · CVE-2021-3711 · Nessus 211827

Oracle Essbase Infrastructure buffer overflow

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
9.6	$5k-$25k	0.00

Summaryinfo

A vulnerability classified as very critical was found in Oracle Essbase. The impacted element is an unknown function of the component Infrastructure. Such manipulation leads to an unknown weakness. This vulnerability is documented as CVE-2021-3711. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Oracle Essbase (version unknown). It has been rated as very critical. Affected by this issue is an unknown function of the component Infrastructure. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.

The weakness was released 01/19/2021 as Oracle Critical Patch Update Advisory - January 2022. The advisory is shared for download at oracle.com. This vulnerability is handled as CVE-2021-3711. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 11/26/2024).

As 0-day the estimated underground price was around $100k and more. The vulnerability scanner Nessus provides a plugin with the ID 211827 (Oracle Linux 9 : edk2 (ELSA-2024-12842)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (211827). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Oracle

Name

Essbase

License

commercial

Website

Vendor: https://www.oracle.com

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 211827
Nessus Name: Oracle Linux 9 : edk2 (ELSA-2024-12842)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Patch: 59f5e75f3bced8fc0e130d72a3f582cf7b480b46

Timelineinfo

01/19/2021 🔍
01/19/2021 +0 days 🔍
08/16/2021 +208 days 🔍
01/19/2022 +156 days 🔍
11/26/2024 +1042 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: Oracle Critical Patch Update Advisory - January 2022
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-3711 (🔍)
GCVE (CVE): GCVE-0-2021-3711
GCVE (VulDB): GCVE-100-190736

Entryinfo

Created: 01/19/2022 15:46
Updated: 11/26/2024 08:48
Changes: 01/19/2022 15:46 (37), 01/20/2022 19:03 (5), 01/20/2022 19:12 (18), 06/22/2024 12:33 (16), 11/26/2024 08:48 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.