CVE Tools
Sign in

CVE-2021-2303

Published: Apr 22, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUNVD-CWE-noinfo
NVD MITRE
4.9CVSSMEDIUM
EPSS Score
1.5%
Top 30.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Vulnerability in the OSS Support Tools product of Oracle Support Tools (component: Diagnostic Assistant). The supported version that is affected is Prior to 2.12.41. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise OSS Support Tools. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all OSS Support Tools accessible data. CVSS 3.1 Base Score 4.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

NVD-CWE-noinfo

Affected Products

OSS Support ToolsOracle Corp.
On-prem
Databases / relational
OSS Support ToolsOracle Corporation
On-prem
Databases / relational
oss support toolsoracle
On-prem
Databases
oracle corp.commercialUSDatabasesaka oracle
oracle corporationcommercialUSDatabasesaka oracle
oraclecommercialUSDatabasesaka oracle corp.

Exploitability

Official Patch Available

References

https://www.oracle.com/security-alerts/cpuapr2021.html
oracle.com
https://www.zerodayinitiative.com/advisories/ZDI-21-458/
zerodayinitiative.com

Timeline

Published
Apr 22, 2021
Last Updated
Nov 21, 2024

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2021-2303 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows