Vulnerability Details CVE-2023-20821
In nvram, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07937113; Issue ID: ALPS07937113.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 3.5%
CVSS Severity
CVSS v3 Score 6.7
Products affected by CVE-2023-20821
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cpe:2.3:a:linuxfoundation:yocto:2.6
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cpe:2.3:a:rdkcentral:rdk-b:2022q3
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cpe:2.3:h:mediatek:mt2713:-
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cpe:2.3:h:mediatek:mt2735:-
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cpe:2.3:h:mediatek:mt6833:-
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cpe:2.3:h:mediatek:mt6835:-
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cpe:2.3:h:mediatek:mt6853:-
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cpe:2.3:h:mediatek:mt6855:-
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cpe:2.3:h:mediatek:mt6873:-
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cpe:2.3:h:mediatek:mt6875:-
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cpe:2.3:h:mediatek:mt6877:-
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cpe:2.3:h:mediatek:mt6879:-
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cpe:2.3:h:mediatek:mt6880:-
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cpe:2.3:h:mediatek:mt6883:-
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cpe:2.3:h:mediatek:mt6885:-
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cpe:2.3:h:mediatek:mt6886:-
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cpe:2.3:h:mediatek:mt6889:-
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cpe:2.3:h:mediatek:mt6890:-
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cpe:2.3:h:mediatek:mt6891:-
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cpe:2.3:h:mediatek:mt6893:-
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cpe:2.3:h:mediatek:mt6895:-
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cpe:2.3:h:mediatek:mt6980:-
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cpe:2.3:h:mediatek:mt6983:-
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cpe:2.3:h:mediatek:mt6985:-
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cpe:2.3:h:mediatek:mt6990:-
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cpe:2.3:h:mediatek:mt8167:-
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cpe:2.3:h:mediatek:mt8167s:-
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cpe:2.3:h:mediatek:mt8168:-
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cpe:2.3:h:mediatek:mt8173:-
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cpe:2.3:h:mediatek:mt8175:-
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cpe:2.3:h:mediatek:mt8185:-
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cpe:2.3:h:mediatek:mt8188:-
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cpe:2.3:h:mediatek:mt8195:-
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cpe:2.3:h:mediatek:mt8321:-
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cpe:2.3:h:mediatek:mt8362a:-
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cpe:2.3:h:mediatek:mt8365:-
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cpe:2.3:h:mediatek:mt8385:-
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cpe:2.3:h:mediatek:mt8395:-
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cpe:2.3:h:mediatek:mt8666:-
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cpe:2.3:h:mediatek:mt8673:-
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cpe:2.3:h:mediatek:mt8675:-
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cpe:2.3:h:mediatek:mt8765:-
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cpe:2.3:h:mediatek:mt8766:-
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cpe:2.3:h:mediatek:mt8768:-
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cpe:2.3:h:mediatek:mt8781:-
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cpe:2.3:h:mediatek:mt8786:-
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cpe:2.3:h:mediatek:mt8788:-
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cpe:2.3:h:mediatek:mt8789:-
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cpe:2.3:h:mediatek:mt8791:-
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cpe:2.3:h:mediatek:mt8791t:-
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cpe:2.3:h:mediatek:mt8797:-
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cpe:2.3:o:google:android:11.0
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cpe:2.3:o:google:android:12.0
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cpe:2.3:o:google:android:13.0
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cpe:2.3:o:openwrt:openwrt:19.07.0
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cpe:2.3:o:openwrt:openwrt:21.02.0