Totolink N200RE 9.3.5u.6139_B20201216 /cgi-bin/cstecgi.cgi setParentalRules eTime stack-based overflow

Overview

A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216. It has been declared as critical. This vulnerability affects the function setParentalRules of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument eTime leads to stack-based buffer overflow. Using CWE to declare the problem leads to CWE-121. The weakness was presented 01/29/2024. The advisory is shared for download at jylsec.notion.site. This vulnerability was named CVE-2024-0999. The attack can be initiated remotely. Technical details are available. Furthermore, there is an exploit available. The exploit has been disclosed to the public and may be used. The current price for an exploit might be approx. USD $0-$5k at the moment. It is declared as Proof-of-Concept. It is possible to download the exploit at jylsec.notion.site. As 0-day the estimated underground price was around $0-$5k. The vendor was contacted early about this disclosure but did not respond in any way. [Details]

IOB - Indicator of Behavior (214)

Timeline

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Language

en186
it6
de6
ru4
ja4

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Country

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Actors

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Activities

IOC - Indicator of Compromise (7)

These indicators of compromise highlight associated network ranges which are known to be part of research and attack activities.

IDIP rangeActorTypeConfidence
118.183.153.0/24NetSupportManager RATpredictiveHigh
2XX.XX.XXX.X/XXXxxxxxpredictiveHigh
3XX.XX.XXX.X/XXXxxxxpredictiveHigh
4XX.XX.XXX.X/XXXxxxxxxxpredictiveHigh
5XXX.XX.XX.X/XXXxxxxpredictiveHigh
6XXX.XXX.XX.X/XXXxxxxpredictiveHigh
7XXX.XX.X.X/XXXxxxxx Xxxxxx Xx XxxxxxxpredictiveHigh

IOA - Indicator of Attack (2)

These indicators of attack list the potential fragments used for technical activities like reconnaissance, exploitation, privilege escalation, and exfiltration. This data is unique as it uses our predictive model for actor profiling.

IDClassIndicatorTypeConfidence
1File/cgi-bin/cstecgi.cgiverifiedHigh
2ArgumentxxxxxverifiedLow

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