CVE-2021-27427highCWE-190

CVE-2021-27427: high-severity vulnerability in RIOT OS

RIOT OS Integer Overflow or Wraparound

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.3epss 1.7%
RIOT OS version 2020.01.1 is vulnerable to integer wrap-around in its implementation of calloc function, which can lead to arbitrary memory allocation, resulting in unexpected behavior such as a crash or a remote code injection/execution.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected products
RIOT OS · RIOT OS