CVE-2021-33790
CVSS V2 High 7.5
CVSS V3 Critical 9.8
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.
Overview
- CVE ID
- CVE-2021-33790
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-31T04:15:08
- Last Modified Date
- 2021-06-11T19:38:06
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:a:techreborn:reborncore:*:*:*:*:*:*:*:* | 1 | OR | 3.13.8 | |
| cpe:2.3:a:techreborn:reborncore:*:*:*:*:*:*:*:* | 1 | OR | 3.19.0 | 3.19.5 |
| cpe:2.3:a:techreborn:reborncore:*:*:*:*:*:*:*:* | 1 | OR | 4.2.0 | 4.2.10 |
| cpe:2.3:a:techreborn:reborncore:*:*:*:*:*:*:*:* | 1 | OR | 4.7.0 | 4.7.3 |
| cpe:2.3:a:minecraft:minecraft:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://www.curseforge.com/minecraft/mc-mods/reborncore | Product Third Party Advisory |
| https://vuln.ryotak.me/advisories/45 | Third Party Advisory |
| https://github.com/TechReborn/RebornCore/security/advisories/GHSA-r7pg-4xrf-7mrm | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-33790 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33790 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:11:52 | Added to TrackCVE | |||
| 2022-12-05 03:17:06 | 2021-05-31T04:15Z | 2021-05-31T04:15:08 | CVE Published Date | updated |
| 2022-12-05 03:17:06 | 2021-06-11T19:38:06 | CVE Modified Date | updated | |
| 2022-12-05 03:17:06 | Analyzed | Vulnerability Status | updated |