CVE-2026-44073— seteuid failure ignored in auth modules
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-44073
Vulnerability Information
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Vulnerability Title
seteuid failure ignored in auth modules
Source: NVD (National Vulnerability Database)
Vulnerability Description
Authentication modules in Netatalk 1.5.0 through 4.4.2 fail to check the return value of seteuid(), which may allow a remote authenticated attacker to retain elevated privileges under error conditions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对于放弃特权的检查不恰当
Source: NVD (National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-44073
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Netatalk · 2026-05-21 · 33 CVEs total
| CVE-2026-44050 | 9.9 CRITICAL | Heap buffer overflow in CNID daemon comm_rcv() |
| CVE-2026-44047 | 8.8 HIGH | SQL injection in MySQL CNID backend |
| CVE-2026-44048 | 8.8 HIGH | Stack buffer overflow via UCS-2 type confusion in convert_charset() |
| CVE-2026-44051 | 8.1 HIGH | Arbitrary file read via attacker-controlled symlink creation |
| CVE-2026-44068 | 7.6 HIGH | EA path traversal via incomplete sanitization |
| CVE-2026-44062 | 7.5 HIGH | Missing o_len bounds check in pull_charset_flags() |
| CVE-2026-44055 | 7.5 HIGH | Bitwise OR logic bug enables shell injection |
| CVE-2026-44052 | 7.5 HIGH | LDAP simple-bind password exposure in log output |
| CVE-2026-44060 | 7.5 HIGH | Integer underflow in dsi_writeinit() leads to denial of service |
| CVE-2026-44049 | 7.5 HIGH | Out-of-bounds write in convert_charset() null termination |
| CVE-2026-44053 | 7.4 HIGH | Weak cryptography in DHCAST128 UAM |
| CVE-2026-44064 | 7.1 HIGH | ASP session ID out-of-bounds access |
| CVE-2026-44066 | 7.1 HIGH | Heap out-of-bounds reads in Spotlight RPC unmarshalling |
| CVE-2026-44076 | 6.7 MEDIUM | Shell injection via volume path |
| CVE-2026-44054 | 6.5 MEDIUM | Predictable afpd session token |
| CVE-2026-44058 | 6.4 MEDIUM | Authentication bypass via admin auth user |
| CVE-2026-44056 | 6.0 MEDIUM | Stack buffer overflow in desktop.c |
| CVE-2026-44061 | 5.9 MEDIUM | DES-ECB auth with timing side channel |
| CVE-2026-44063 | 4.2 MEDIUM | LDAP filter injection |
| CVE-2026-44059 | 3.9 LOW | Non-reentrant privilege toggle |
Showing top 20 of 33 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same weakness: CWE-273
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Mastodon streaming API fails to disconnect disabled and susp - CVE-2025-27396
Siemens SCALANCE LPE9403 安全漏洞 - CVE-2025-1003
HP Anyware Agent for Linux – Potential Authentication Bypass
V. Comments for CVE-2026-44073
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