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CVE-2021-33790

Quick assessment

Affected
n/a n/a
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.

Reborn Core是Tech Reborn的一个mod库，包括Tech Reborn, Quantum Storage, Fluxed Redstone, Hardcore Map Reset等等。 RebornCore library 4.7.3 之前版本中存在安全漏洞。该漏洞源于反序列化ObjectInputStream中的不可信数据，导致远程代码执行。

AI Predicted 9.8 Difficulty: Trivial EPSS 2.84% · P86
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I. Basic Information for CVE-2021-33790

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The RebornCore library before 4.7.3 allows remote code execution because it deserializes untrusted data in ObjectInputStream.readObject as part of reborncore.common.network.ExtendedPacketBuffer. An attacker can instantiate any class on the classpath with any data. A class usable for exploitation might or might not be present, depending on what Minecraft modifications are installed.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
RebornCore library 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Reborn Core是Tech Reborn的一个mod库，包括Tech Reborn, Quantum Storage, Fluxed Redstone, Hardcore Map Reset等等。 RebornCore library 4.7.3 之前版本中存在安全漏洞。该漏洞源于反序列化ObjectInputStream中的不可信数据，导致远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2021-33790

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III. Intelligence Information for CVE-2021-33790

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Vendor Advisories for CVE-2021-33790 (1)

Other References for CVE-2021-33790 (2)

Same Patch Batch · n/a · 2021-05-31 · 3 CVEs total

CVE-2021-23388 5.3 MEDIUM Regular Expression Denial of Service (ReDoS)
CVE-2020-10666 FreePBX 命令注入漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2021-33790

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