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A flaw was found in gnutls. Servers configured with RSA-PSK (Rivest–Shamir–Adleman – Pre-Shared Key) wrongfully matched usernames containing a NUL character with truncated usernames. A remote attacke…

高危 CVSS 7.1
CVECVE-2026-42010
首次发现2026-07-20 11:15 UTC
披露时间2026-05-07 12:16 UTC
最后更新2026-07-20 16:15 UTC
通道状态auto

摘要

A flaw was found in gnutls. Servers configured with RSA-PSK (Rivest–Shamir–Adleman – Pre-Shared Key) wrongfully matched usernames containing a NUL character with truncated usernames. A remote attacker could exploit this by sending a specially crafted username, leading to an authentication bypass. This vulnerability allows an attacker to gain unauthorized access by circumventing the authentication process.

中文摘要建设中,暂以英文摘要呈现(DR-003 v2)。

深度研判 · 自动通道

该漏洞尚未生成深度研判报告(DR-003 v2 AI pipeline 建设中)。

受影响产品

  • :
Lint 边界警告 (1)

以下是本次研判 lint 阶段发现的非阻塞性警告(如引用 URL 未在白名单内)。这些不影响漏洞条目可用性,仅为透明度披露(参 DR-002)。

  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://www.gnutls.org/security-new.html#GNUTLS-SA-2026-04-29-4

数据来源

  • NVD DATABASE

原始链接

时间线

  1. nvd_ingest NVD