Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1110 CNY

100%
Buy Us a Coffee

CVE-2026-44072— system() after failed chdir()

CVSS 2.5 · Low EPSS 0.02% · P5

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProductVersion RangeStatus
NetatalkNetatalk2.2.1≤ 4.4.2affected
4.5.0unaffected
Get alerts for future matching vulnerabilitiesLog in to subscribe

I. Basic Information for CVE-2026-44072

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
system() after failed chdir()
Source: NVD (National Vulnerability Database)
Vulnerability Description
Netatalk 2.2.1 through 4.4.2 calls system() after a failed chdir() without properly handling the error condition, which allows a local privileged user to execute unintended commands or cause a minor service disruption under specific conditions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Netatalk 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Netatalk是Netatalk开源的一款软件，为 Classic Mac OS 和 macOS 在 Unix-like OS 上提供 AFP 文件服务器功能。 Netatalk 2.2.1版本至4.4.2版本存在操作系统命令注入漏洞，该漏洞源于chdir()失败后调用system()时未正确处理错误条件，可能导致本地特权用户在特定条件下执行意外命令或造成轻微服务中断。
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
NetatalkNetatalk 2.2.1 ~ 4.4.2 -

II. Public POCs for CVE-2026-44072

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-44072

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-44072 (1)

Same Patch Batch · Netatalk · 2026-05-21 · 33 CVEs total

CVE-2026-440509.9 CRITICALHeap buffer overflow in CNID daemon comm_rcv()
CVE-2026-440488.8 HIGHStack buffer overflow via UCS-2 type confusion in convert_charset()
CVE-2026-440478.8 HIGHSQL injection in MySQL CNID backend
CVE-2026-440518.1 HIGHArbitrary file read via attacker-controlled symlink creation
CVE-2026-440687.6 HIGHEA path traversal via incomplete sanitization
CVE-2026-440627.5 HIGHMissing o_len bounds check in pull_charset_flags()
CVE-2026-440557.5 HIGHBitwise OR logic bug enables shell injection
CVE-2026-440527.5 HIGHLDAP simple-bind password exposure in log output
CVE-2026-440607.5 HIGHInteger underflow in dsi_writeinit() leads to denial of service
CVE-2026-440497.5 HIGHOut-of-bounds write in convert_charset() null termination
CVE-2026-440537.4 HIGHWeak cryptography in DHCAST128 UAM
CVE-2026-440647.1 HIGHASP session ID out-of-bounds access
CVE-2026-440667.1 HIGHHeap out-of-bounds reads in Spotlight RPC unmarshalling
CVE-2026-440766.7 MEDIUMShell injection via volume path
CVE-2026-440546.5 MEDIUMPredictable afpd session token
CVE-2026-440586.4 MEDIUMAuthentication bypass via admin auth user
CVE-2026-440566.0 MEDIUMStack buffer overflow in desktop.c
CVE-2026-440615.9 MEDIUMDES-ECB auth with timing side channel
CVE-2026-440634.2 MEDIUMLDAP filter injection
CVE-2026-440734.0 MEDIUMseteuid failure ignored in auth modules

Showing top 20 of 33 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Netatalk
Same vendor: Netatalk
Same weakness: CWE-78

V. Comments for CVE-2026-44072

No comments yet

Leave a comment