Known Exploited Vulnerability
9.8
CRITICAL
CVE-2020-2883
Oracle WebLogic Server Unspecified Vulnerability - [Actively Exploited]
Description

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP, T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

INFO

Published Date :

April 15, 2020, 2:15 p.m.

Last Modified :

Jan. 8, 2025, 2 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

Oracle WebLogic Server, a product within the Fusion Middleware suite, contains an unspecified vulnerability exploitable by an unauthenticated attacker with network access via IIOP or T3.

Required Action :

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Notes :

https://www.oracle.com/security-alerts/cpuapr2020.html ; https://nvd.nist.gov/vuln/detail/CVE-2020-2883

Public PoC/Exploit Available at Github

CVE-2020-2883 has a 84 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-2883 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Oracle weblogic_server
: Total Affected Vendor : 1 | Products : 1
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-2883.

URL Resource
http://packetstormsecurity.com/files/157950/WebLogic-Server-Deserialization-Remote-Code-Execution.html Third Party Advisory VDB Entry
https://www.oracle.com/security-alerts/cpuapr2020.html Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-504/ Third Party Advisory VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-570/ Third Party Advisory VDB Entry
http://packetstormsecurity.com/files/157950/WebLogic-Server-Deserialization-Remote-Code-Execution.html Third Party Advisory VDB Entry
https://www.oracle.com/security-alerts/cpuapr2020.html Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-20-504/ Third Party Advisory VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-570/ Third Party Advisory VDB Entry

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
krisinfosec/slowest_cve_aggregator

The slowest CVE aggregator - old-fashioned CLI tool in Rust

cve cybersecurity rust rust-lang

Rust

Updated: 1 month ago
1 stars 0 fork 0 watcher
Born at : Jan. 9, 2025, 4:04 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
ChHsiching/GitHub-Chinese-Top-Charts

🇨🇳 GitHub中文排行榜，帮助你发现高分优秀中文项目。

chinese projects top-charts

Java

Updated: 6 days, 23 hours ago
499 stars 59 fork 59 watcher
Born at : Oct. 14, 2024, 6:39 a.m. This repo has been linked 10 different CVEs too.
Profile Photo
lanmaovp-dev/shexiangshi-cm-YVJsF2HuAHndPiLB

cm楚门加速器:app下载官网优惠码

Updated: 4 months, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : Sept. 27, 2024, 5:45 a.m. This repo has been linked 23 different CVEs too.
Profile Photo
zhaojunliing/awesome-stars

None

Updated: 1 week ago
3 stars 0 fork 0 watcher
Born at : Aug. 21, 2024, 2:08 a.m. This repo has been linked 8 different CVEs too.
Profile Photo
onewinner/VulToolsKit

红队武器库漏洞利用工具合集整理

HTML

Updated: 1 week, 2 days ago
438 stars 65 fork 65 watcher
Born at : June 27, 2024, 9:28 a.m. This repo has been linked 54 different CVEs too.
Profile Photo
hungslab/awd-tools

一些与awd竞赛相关的一些脚本，和经验笔记。

Python PHP Shell C CSS JavaScript

Updated: 8 months, 2 weeks ago
0 stars 0 fork 0 watcher
Born at : May 28, 2024, 3:43 a.m. This repo has been linked 18 different CVEs too.
Profile Photo
huan-cdm/secure_tools_link

网络安全相关工具和文章链接总结

Updated: 3 weeks ago
78 stars 5 fork 5 watcher
Born at : April 20, 2024, 4:02 a.m. This repo has been linked 30 different CVEs too.
Profile Photo
lions2012/Penetration_Testing_POC

渗透测试有关的POC、EXP、脚本、提权、小工具等---About penetration-testing python-script poc getshell csrf xss cms php-getshell domainmod-xss csrf-webshell cobub-razor cve rce sql sql-poc poc-exp bypass oa-getshell cve-cms

Assembly Python Shell PHP C++ C Go Ruby HTML Java

Updated: 1 month, 1 week ago
7 stars 0 fork 0 watcher
Born at : Feb. 7, 2024, 2:08 p.m. This repo has been linked 305 different CVEs too.
Profile Photo
blue-duty/stars

我star的仓库列表，按照语言分组，每天零点更新

Updated: 1 week ago
1 stars 1 fork 1 watcher
Born at : Dec. 12, 2023, 5:53 a.m. This repo has been linked 11 different CVEs too.
Profile Photo
LucasPDiniz/CVE-2020-14882

Takeover of Oracle WebLogic Server

cve cve-2020-14882 oracle vulnerability weblogic

Updated: 7 months, 1 week ago
0 stars 1 fork 1 watcher
Born at : Nov. 9, 2023, 4:31 a.m. This repo has been linked 3 different CVEs too.
Profile Photo
AabyssZG/AWD-Guide

从零学习AWD比赛指导手册以及AWD脚本整理

awd awd-tools security ctf ctf-framework ctf-tools

Python PHP Shell

Updated: 1 week, 2 days ago
454 stars 33 fork 33 watcher
Born at : Oct. 13, 2023, 6:37 a.m. This repo has been linked 18 different CVEs too.
Profile Photo
hktalent/bug-bounty

bounty collection

Shell Python Dockerfile Ruby JavaScript ASP.NET Classic ASP HTML PHP Jupyter Notebook

Updated: 1 month ago
31 stars 5 fork 5 watcher
Born at : Sept. 11, 2023, 11:19 a.m. This repo has been linked 234 different CVEs too.
Profile Photo
superlink996/chunqiuyunjingbachang

春秋云境靶场解题攻略

Updated: 5 months, 1 week ago
7 stars 0 fork 0 watcher
Born at : July 28, 2023, 8:14 a.m. This repo has been linked 125 different CVEs too.
Profile Photo
Hatcat123/my_stars

我的收藏列表自动生成器

Updated: 2 months ago
3 stars 0 fork 0 watcher
Born at : June 28, 2023, 8:51 a.m. This repo has been linked 33 different CVEs too.
Profile Photo
qi4L/WeblogicScan-go

WeblogicScan一键检测

Go

Updated: 1 month ago
128 stars 20 fork 20 watcher
Born at : June 26, 2023, 7:03 a.m. This repo has been linked 24 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-2883 vulnerability anywhere in the article.

  • The Hacker News
Oracle Releases January 2025 Patch to Address 318 Flaws Across Major Products

Vulnerability / Enterprise Security Oracle is urging customers to apply its January 2025 Critical Patch Update (CPU) to address 318 new security vulnerabilities spanning its products and services. The ... Read more

Published Date: Jan 22, 2025 (2 weeks, 6 days ago)
CVE-2025-21556 CVE-2025-21535 CVE-2025-21524 CVE-2024-56337 CVE-2024-21287 CVE-2024-45492 CVE-2024-37371 CVE-2024-23807 CVE-2023-3961 CVE-2023-46604 ...+3 more CVE
  • Help Net Security
Week in review: Exploited Ivanti Connect Secure zero-day, Patch Tuesday forecast

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Ivanti Connect Secure zero-day exploited by attackers (CVE-2025-0282) Ivanti has fixed two vulnerabili ... Read more

Published Date: Jan 12, 2025 (4 weeks, 2 days ago)
CVE-2025-0283 CVE-2025-0282 CVE-2024-55550 CVE-2024-41713 CVE-2020-2883
  • The Register
Mitel 0-day, 5-year-old Oracle RCE bug under active exploit

Cybercriminals are actively exploiting two vulnerabilities in Mitel MiCollab, including a zero-day flaw – and a critical remote code execution vulnerability in Oracle WebLogic Server that has been abu ... Read more

Published Date: Jan 08, 2025 (1 month ago)
CVE-2024-55550 CVE-2024-41713 CVE-2020-2883 CVE-2020-2555
  • Help Net Security
Mitel MiCollab, Oracle WebLogic Server vulnerabilities exploited by attackers

CISA has added Mitel MiCollab (CVE-2024-41713, CVE-2024-55550) and Oracle WebLogic Server (CVE-2020-2883) vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog. The Mitel MiCollab vulne ... Read more

Published Date: Jan 08, 2025 (1 month ago)
CVE-2024-55550 CVE-2024-9474 CVE-2024-0012 CVE-2024-41713 CVE-2020-2883 CVE-2020-2555
  • security.nl
CISA meldt actief misbruik van oud kritiek lek in Oracle WebLogic Server

Aanvallers maken actief misbruik van een oude kritieke kwetsbaarheid in Oracle WebLogic Server of hebben dit gedaan, zo meldt het Cybersecurity and Infrastructure Security Agency (CISA) van het Amerik ... Read more

Published Date: Jan 08, 2025 (1 month ago)
CVE-2020-2883
  • The Hacker News
CISA Flags Critical Flaws in Mitel and Oracle Systems Amid Active Exploitation

Vulnerability / Network Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added three flaws impacting Mitel MiCollab and Oracle WebLogic Server to its Known Exploite ... Read more

Published Date: Jan 08, 2025 (1 month ago)
CVE-2024-55550 CVE-2024-41713 CVE-2024-35286 CVE-2020-2883
  • Cybersecurity News
CISA Alerts on Actively Exploited Vulnerabilities in Mitel MiCollab and Oracle WebLogic Server

The Cybersecurity and Infrastructure Security Agency (CISA) has issued an urgent warning to organizations about three actively exploited security flaws impacting Mitel and Oracle systems. These vulner ... Read more

Published Date: Jan 08, 2025 (1 month ago)
CVE-2024-55550 CVE-2024-41714 CVE-2024-41713 CVE-2020-2883
  • TheCyberThrone
CISA KEV UPDATE Part I – January 2025

The US CISA has added 3  vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog based on the evidence of active exploitation.CVE-2024-41713: Mitel MiCollab Path Traversal VulnerabilityDe ... Read more

Published Date: Jan 08, 2025 (1 month ago)
CVE-2024-51741 CVE-2024-46981 CVE-2024-10957 CVE-2024-54677 CVE-2024-50379 CVE-2024-55550 CVE-2024-41713 CVE-2024-43405 CVE-2024-21182 CVE-2020-2883
  • BleepingComputer
CISA warns of critical Oracle, Mitel flaws exploited in attacks

CISA has warned U.S. federal agencies to secure their systems against critical vulnerabilities in Oracle WebLogic Server and Mitel MiCollab systems that are actively exploited in attacks. The cybersec ... Read more

Published Date: Jan 07, 2025 (1 month ago)
CVE-2024-55550 CVE-2024-41713 CVE-2020-2883

The following table lists the changes that have been made to the CVE-2020-2883 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725

    Jan. 08, 2025

    Action Type Old Value New Value
    Added Date Added 2025-01-07
    Added Due Date 2025-01-28
    Added Required Action Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
    Added Vulnerability Name Oracle WebLogic Server Unspecified Vulnerability
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/157950/WebLogic-Server-Deserialization-Remote-Code-Execution.html
    Added Reference https://www.oracle.com/security-alerts/cpuapr2020.html
    Added Reference https://www.zerodayinitiative.com/advisories/ZDI-20-504/
    Added Reference https://www.zerodayinitiative.com/advisories/ZDI-20-570/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Oct. 14, 2022

    Action Type Old Value New Value
    Changed Reference Type http://packetstormsecurity.com/files/157950/WebLogic-Server-Deserialization-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/157950/WebLogic-Server-Deserialization-Remote-Code-Execution.html Third Party Advisory, VDB Entry
    Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-20-504/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-20-504/ Third Party Advisory, VDB Entry
    Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-20-570/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-20-570/ Third Party Advisory, VDB Entry
  • CVE Modified by [email protected]

    Jun. 04, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/157950/WebLogic-Server-Deserialization-Remote-Code-Execution.html [No Types Assigned]
  • CVE Modified by [email protected]

    May. 26, 2020

    Action Type Old Value New Value
    Changed Description Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP, T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
  • CVE Modified by [email protected]

    Apr. 30, 2020

    Action Type Old Value New Value
    Added Reference https://www.zerodayinitiative.com/advisories/ZDI-20-570/ [No Types Assigned]
  • CVE Modified by [email protected]

    Apr. 16, 2020

    Action Type Old Value New Value
    Added Reference https://www.zerodayinitiative.com/advisories/ZDI-20-504/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Apr. 16, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.oracle.com/security-alerts/cpuapr2020.html No Types Assigned https://www.oracle.com/security-alerts/cpuapr2020.html Vendor Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:a:oracle:weblogic_server:10.3.6.0.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:weblogic_server:12.1.3.0.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:weblogic_server:12.2.1.3.0:*:*:*:*:*:*:* *cpe:2.3:a:oracle:weblogic_server:12.2.1.4.0:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-2883 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-2883 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

96.51 }} 0.06%

score

0.99733

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: