CVE-2021-26843 | BDVDB-2026-148677 Detail

Description#

An issue was discovered in sthttpd through 2.27.1. On systems where the strcpy function is implemented with memcpy, the de_dotdot function may cause a Denial-of-Service (daemon crash) due to overlapping memory ranges being passed to memcpy. This can triggered with an HTTP GET request for a crafted filename. NOTE: this is similar to CVE-2017-10671, but occurs in a different part of the de_dotdot function.

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History#

1. Version 12021-02-07Record published in the CVE List.
2. Version 22024-08-03Most recent update recorded in the CVE List.