High severity · published Jul 28, 2024
CVE-2024-7157
TOTOLINK A3100R getSaveConfig buffer overflow
8.8
CVSS
7.4%
EPSS
No
On KEV
Description
A vulnerability was found in TOTOLINK A3100R 4.1.2cu.5050_B20200504. It has been classified as critical. This affects the function getSaveConfig of the file /cgi-bin/cstecgi.cgi?action=save&setting. The manipulation of the argument http_host leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-272571. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)7.4% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
A3
A3100R · TOTOLINK
4.1.2cu.5050_B20200504 · source: vendor
AF
A3100r Firmware · Totolink
4.1.2cu.5050_b20200504 · source: NVD, CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-7157
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-7157
Exploit
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A3100R/getSaveConfig.md
Permissions Required
https://vuldb.com/?ctiid.272571
Third Party Advisory
https://vuldb.com/?id.272571
Third Party Advisory
https://vuldb.com/?submit.377542
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