A vulnerability, which was classified as critical, was found in Totolink LR1200GB 9.1.0u.6619_B20230130. Affected is the function setOpModeCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument pppoeUser leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-250788. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).
| Link | Tags |
|---|---|
| https://vuldb.com/?id.250788 | permissions required vdb entry third party advisory technical description |
| https://vuldb.com/?ctiid.250788 | permissions required signature third party advisory |
| https://github.com/jylsec/vuldb/blob/main/TOTOLINK/LR1200GB/2/README.md | broken link exploit |