Vulnerability details

CVE-2026-7834

EFM ipTIME NAS1dual

EFM ipTIME NAS1dual misc_main.cgi get_csrf_whites stack-based overflow

CVSS 4.0

9.3Critical

Official description

A security vulnerability has been detected in EFM ipTIME NAS1dual 1.5.24. This issue affects the function get_csrf_whites of the file /cgi/advanced/misc_main.cgi. Such manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS scores

Score	Version	Source	Vector
9.3Critical	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`
9.8Critical	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.8Critical	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
10.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
EFM	ipTIME NAS1dual	1.5.24	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/361113 vdb-entrytechnical-description
https://vuldb.com/vuln/361113/cti signaturepermissions-required
https://vuldb.com/submit/807787 third-party-advisory
https://github.com/glkfc/IoT-Vulnerability/blob/main/iptime/nas1dual/iptime2_en.md exploit

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Details

Published: 2026-05-05
Last updated: 2026-05-05
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.63%

Probability of exploitation in 30 days

50.4%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-121
Stack-based Buffer Overflow
CWE-119
Memory Corruption