01 Record

CVE-2026-19844

TOTOLINK A800R ipv6.so cstecgi.cgi setRadvdCfg stack-based overflow

HighPUBLISHEDCNA: VulDB

Base score8.7 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

02 Description

TOTOLINK A800R ipv6.so cstecgi.cgi setRadvdCfg stack-based overflow

Published: 2026-08-14 16:45Z1 HR AGO
Last updated: 2026-08-14 16:45Z1 HR AGO
Reserved: 2026-08-14
Assigning CNA: VulDB
Record state: PUBLISHED
Severity: High (CVSS 8.7)
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/E:P
Weaknesses: CWE-119 CWE-121
SSVC decision: No CISA-ADP assessment
Data version: 5.2
Document digest: 862feda0e676455a92fcb7c595ee30cb22b528c2e3bdc1c10e86a938aa269b7b

VendorProductVersionsPlatforms

TOTOLINKA800R4.1.2cu.5137_B20200730—

vuldb.comVDB-389980 | TOTOLINK A800R ipv6.so cstecgi.cgi setRadvdCfg stack-based overflowhttps://vuldb.com/vuln/389980vdb-entrytechnical-description
vuldb.comVDB-389980 | CTI Indicators (IOB, IOC, IOA)https://vuldb.com/vuln/389980/ctisignaturepermissions-required
vuldb.comCVE-2026-19844 | CVE Analysis and Reporthttps://vuldb.com/cve/CVE-2026-19844third-party-advisory
vuldb.comSubmit #869443 | Totolink A800R V4.1.2cu.5137_B20200730 Buffer Overflowhttps://vuldb.com/submit/869443third-party-advisory
github.comhttps://github.com/panda666-888/vuls/blob/main/totolink/a800r/setRadvdCfg.mdexploit
www.totolink.nethttps://www.totolink.net/product