Vulnerability Details CVE-2018-14557
An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7), AC9 devices with firmware through V15.03.05.19(6318)_CN(AC9), and AC10 devices with firmware through V15.03.06.23_CN(AC10). A buffer overflow vulnerability exists in the router's web server (httpd). When processing the page parameters for a post request, the value is directly written with sprintf to a local variable placed on the stack, which overrides the return address of the function, a causing buffer overflow.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 53.8%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 7.8
References
Products affected by CVE-2018-14557
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cpe:2.3:h:tenda:ac10:-
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cpe:2.3:h:tenda:ac7:-
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cpe:2.3:h:tenda:ac9:-
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cpe:2.3:o:tenda:ac10_firmware:15.03.06.23
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cpe:2.3:o:tenda:ac10_firmware:15.03.06.23_cn
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cpe:2.3:o:tenda:ac7_firmware:1.0
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cpe:2.3:o:tenda:ac7_firmware:15.03.06.44
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cpe:2.3:o:tenda:ac7_firmware:15.03.06.44_cn
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cpe:2.3:o:tenda:ac9_firmware:15.03.05.14
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cpe:2.3:o:tenda:ac9_firmware:15.03.05.19
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cpe:2.3:o:tenda:ac9_firmware:15.03.05.19(6318)
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cpe:2.3:o:tenda:ac9_firmware:15.03.05.19(6318)_cn
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cpe:2.3:o:tenda:ac9_firmware:15.03.2.13
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cpe:2.3:o:tenda:ac9_firmware:15.03.2.21
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cpe:2.3:o:tenda:ac9_firmware:15.03.2.21_cn
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cpe:2.3:o:tenda:ac9_firmware:3.0
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cpe:2.3:o:tenda:ac9_firmware:5.03.06.42_multi