Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-83347

Quick assessment

Affected
Oracle Corporation Oracle Database Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Oracle 数据库服务器中 Oracle Net Services 组件存在漏洞。 受影响的版本范围为 23.4.0 至 23.26.3。 该漏洞易于利用，允许未认证的攻击者通过 TCPS 网络访问路径对 Oracle Net Services 发起攻击。成功利用该漏洞需要除攻击者以外的第三方用户进行交互。成功利用该漏洞可能导致 Oracle Net Services 出现挂起或可重复发生的崩溃（完全拒绝服务，即完整 DOS 状态）。 CVSS 3.1 基础得分为 6.5（影响范围：可用性）。CVSS 向量为：(

CVSS 6.5 · Medium EPSS 0.36% · P26

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Oracle Corporation Oracle Database Server 23.4.0≤ 23.26.3 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-83347

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Vulnerability in the Oracle Net Services component of Oracle Database Server. Supported versions that are affected are 23.4.0-23.26.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCPS to compromise Oracle Net Services. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Net Services. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H).
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Oracle Corporation Oracle Database Server 23.4.0 ~ 23.26.3 -

II. Public POCs for CVE-2026-83347

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-83347

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-83347 (1)

Same Patch Batch · Oracle Corporation · 2026-09-15 · 634 CVEs total

CVE-2026-83099 10.0 CRITICAL Oracle Forms 授权问题漏洞
CVE-2026-83020 10.0 CRITICAL Oracle Fusion Middleware 12.2.1.4.0 远程代码执行漏洞
CVE-2026-83021 10.0 CRITICAL WebLogic 12.2.1.4/14.1远程代码执行漏洞
CVE-2026-71133 10.0 CRITICAL Oracle Access Manager 授权问题漏洞
CVE-2026-83059 10.0 CRITICAL Oracle Internet Directory 12.2.1.4.0 未授权LDAP攻击
CVE-2026-87230 10.0 CRITICAL Oracle Hyperion Financial Management 11.2.26.0.000 远程未授权访问漏洞
CVE-2026-83031 9.9 CRITICAL Oracle WebCenter Sites 12.2.1.4及14.1.2.0远程接管漏洞
CVE-2026-82997 9.9 CRITICAL Oracle SDP 12.2.1.4/14.1.2.0 远程代码执行
CVE-2026-82998 9.9 CRITICAL Oracle Fusion Middleware 12.2/14.1远程代码执行漏洞
CVE-2026-82999 9.9 CRITICAL Oracle Fusion Middleware 12.2.1.4.0 远程接管漏洞
CVE-2026-83039 9.9 CRITICAL Oracle WebCenter Portal 12.2.1.4/14.1.2.0 远程接管
CVE-2026-73948 9.9 CRITICAL Oracle WebCenter Portal 安全漏洞
CVE-2026-83058 9.9 CRITICAL Oracle Internet Directory 12.2.1.4.0 远程代码执行漏洞
CVE-2026-73945 9.9 CRITICAL Oracle Access Manager 安全漏洞
CVE-2026-71163 9.9 CRITICAL Oracle Access Manager 安全漏洞
CVE-2026-83038 9.9 CRITICAL WebLogic Server 多个版本远程代码执行漏洞
CVE-2026-83282 9.9 CRITICAL Oracle BI 12.2.1.4远程代码执行漏洞
CVE-2026-83056 9.9 CRITICAL Oracle Internet Directory 12.2.1.4.0/14.1.2.1.0 高危RCE
CVE-2026-87172 9.9 CRITICAL Oracle Hyperion FMI 11.2.26.0.000 远程接管漏洞
CVE-2026-83057 9.9 CRITICAL Oracle Internet Directory 12.2.1.4.0远程代码执行

Showing top 20 of 634 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Oracle Database Server
Same vendor: Oracle Corporation

V. Comments for CVE-2026-83347

No comments yet

Leave a comment