CVE-2025-58447— rAthena has heap-based buffer overflow in login server
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I. Basic Information for CVE-2025-58447
Vulnerability Information
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Vulnerability Title
rAthena has heap-based buffer overflow in login server
Source: NVD (National Vulnerability Database)
Vulnerability Description
rAthena is an open-source cross-platform massively multiplayer online role playing game (MMORPG) server. Versions prior to commit 2f5248b have a heap-based buffer overflow in the login server, remote attacker to overwrite adjacent session fields by sending a crafted `CA_SSO_LOGIN_REQ` with an oversized token length. This leads to immediate denial of service (crash) and it is possible to achieve remote code execution via heap corruption. Commit 2f5248b fixes the issue.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
rAthena 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
rAthena是rAthena开源的一个跨平台MMORPG服务器。 rAthena 2f5248b之前版本存在安全漏洞，该漏洞源于登录服务器堆缓冲区溢出，可能导致拒绝服务和远程代码执行。
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)
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Affected Products
II. Public POCs for CVE-2025-58447
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Same Patch Batch · rathena · 2025-09-09 · 3 CVEs total
| CVE-2025-58448 | 9.1 CRITICAL | rAthena has SQL Injection in PartyBooking component via `WorldName` parameter. |
| CVE-2025-58750 | 8.2 HIGH | rAthena missing bound check in chclif_parse_moveCharSlot |
IV. Related Vulnerabilities
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rAthena missing bound check in chclif_parse_moveCharSlot - CVE-2025-58448
rAthena has SQL Injection in PartyBooking component via `Wor - CVE-2024-45799
Javascript Injection in Vending Info/Buyers Info Module in F
Same weakness: CWE-122
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V. Comments for CVE-2025-58447
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