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CVE-2026-4976 Totolink LR350 cstecgi.cgi setWiFiGuestCfg buffer overflow

🗓️ 27 Mar 2026 20:29:56Reported by VulDBType 
cvelist
 cvelist
🔗 www.cve.org👁 51 Views

Remote buffer overflow in Totolink LR350 via cstecgi.cgi setWiFiGuestCfg caused by the ssid argument.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-4976
27 Mar 202620:29
–attackerkb
bdu_fstec
BDU FSTEC
The vulnerability of the setWiFiGuestCfg() function in TOTOLINK LR350 router software allows a intruder to trigger a service failure.
1 Jun 202600:00
–bdu_fstec
circl
Circl
CVE-2026-4976
27 Mar 202612:35
–circl
cnnvd
CNNVD
TOTOLINK LR350 安全漏洞
27 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-4976
27 Mar 202620:29
–cve
euvd
EUVD
EUVD-2026-16852
27 Mar 202621:31
–euvd
nvd
NVD
CVE-2026-4976
27 Mar 202621:17
–nvd
ptsecurity
Positive Technologies
PT-2026-28701
27 Mar 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-4976: Buffer Copy without Checking Size of Input
27 Mar 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-4976
28 Mar 202623:09
–redhatcve
Rows per page
[
  {
    "vendor": "Totolink",
    "product": "LR350",
    "versions": [
      {
        "version": "9.3.5u.6369_B20220309",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:o:totolink:lr350_firmware:*:*:*:*:*:*:*:*"
    ]
  }
]

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27 Mar 2026 22:18Current
CVSS 48.7
CVSS 3.18.8
CVSS 38.8
CVSS 29
EPSS0.01009
SSVC
51