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I. Basic Information for CVE-2023-52557
Vulnerability Information

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Vulnerability Title
OpenBSD 7.3 invalid l2tp message npppd crash
Source: NVD (National Vulnerability Database)
Vulnerability Description
In OpenBSD 7.3 before errata 016, npppd(8) could crash by a l2tp message which has an AVP (Attribute-Value Pair) with wrong length.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
缓冲区大小计算不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenBSD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenBSD是加拿大OpenBSD项目组的一套跨平台的、基于BSD的类UNIX操作系统。 OpenBSD 7.3 errata 016之前版本存在安全漏洞,该漏洞源于包含长度错误的 AVP的 l2tp消息,导致崩溃。
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
VendorProductAffected VersionsCPESubscribe
OpenBSDOpenBSD 7.3 ~ 7.3 errata 016 -
II. Public POCs for CVE-2023-52557
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III. Intelligence Information for CVE-2023-52557
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IV. Related Vulnerabilities
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