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CVE-2026-78129

Quick assessment

Affected
strongSwan strongSwan
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.

strongSwan 4.6.2 至 6.0.7 版本在 PKCS#5 解密过程中存在无限循环漏洞。

CVSS 5.9 · Medium EPSS 0.41% · P35

Possible ATT&CK Techniques 1 AI

T1210 · Exploitation of Remote Services
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I. Basic Information for CVE-2026-78129

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
strongSwan 4.6.2 through 6.0.7 has an infinite loop in PKCS#5 decryption.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不可达退出条件的循环(无限循环)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
strongSwan strongSwan 4.6.2 ~ 6.1.0 -

II. Public POCs for CVE-2026-78129

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-78129

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Security Blog Posts for CVE-2026-78129 (1)

Vendor Pages for CVE-2026-78129 (1)

Same Patch Batch · strongSwan · 2026-09-11 · 11 CVEs total

CVE-2026-78132 7.5 HIGH strongSwan 5.1.3-6.0.7 无限循环漏洞
CVE-2026-78133 7.5 HIGH strongSwan 6.0.0-6.0.7 libcharon 释放后使用漏洞
CVE-2026-78130 7.5 HIGH strongSwan 4.2.0-6.0.7空指针解引用
CVE-2026-78134 7.1 HIGH strongSwan 4.5.0-6.0.7 EAP插件访问控制缺陷
CVE-2026-78123 5.9 MEDIUM strongSwan 5.0.2-6.0.7 PKCS#7解析空指针解引用
CVE-2026-78126 5.9 MEDIUM strongSwan 6.0.7 前 EAP-AKA 空指针解引用
CVE-2026-78135 5.6 MEDIUM strongSwan 5.9.7-6.0.7 libcharon 认证绕过漏洞
CVE-2026-78131 3.7 LOW strongSwan 4.2.0-6.0.7 x509插件内存泄漏
CVE-2026-78124 3.7 LOW strongSwan 5.0.2至6.0.7证书枚举内存生命周期漏洞
CVE-2026-78127 3.7 LOW strongSwan 4.1.2至6.0.7 libcharon 内存释放缺失漏洞

IV. Related Vulnerabilities

Same product: strongSwan
Same vendor: strongSwan
Same weakness: CWE-835

V. Comments for CVE-2026-78129

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