CVE-2025-1851

CWE-119 — Buffer OverflowCWE-121 — Stack-based Buffer OverflowCWE-835CWE-125 — Out-of-bounds Read8 documents8 sources
Severity
8.7HIGH
EPSS
1.2%
top 21.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Tenda AC7 FirmwareTenda AC7
Timeline
PublishedMar 3
Latest updateDec 16

Description

A vulnerability, which was classified as critical, was found in Tenda AC7 up to 15.03.06.44. This affects the function formSetFirewallCfg of the file /goform/SetFirewallCfg. The manipulation of the argument firewallEn leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected Packages2 packages

▶NVDtenda/ac7_firmware< 15.03.06.44
▶CVEListV5tenda/ac745 versions+44

🔴Vulnerability Details

3
OSV
mm: don't spin in add_stack_record when gfp flags don't allow↗2025-12-16
▶
CVEList
Tenda AC7 SetFirewallCfg formSetFirewallCfg stack-based overflow↗2025-03-03
▶
GHSA
GHSA-cwwg-82jm-w98g: A vulnerability, which was classified as critical, was found in Tenda AC7 up to 15↗2025-03-03
▶

🔍Detection Rules

1
Suricata
ET WEB_SPECIFIC_APPS Tenda SetFirewallCfg firewallEn Parameter Buffer Overflow Attempt (CVE-2025-8810, CVE-2025-29358, CVE-2025-1851, CVE-2024-2809)↗2025-10-10
▶

📋Vendor Advisories

2
Red Hat
kernel: mm: don't spin in add_stack_record when gfp flags don't allow↗2025-12-16
▶
Microsoft
Out-of-bounds Read in vim/vim↗2022-05-10
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