Mjs Security Vulnerabilities - 2023

CVE-2021-36535

Buffer Overflow vulnerability in Cesanta mJS 1.26 allows remote attackers to cause a denial of service via crafted .js file to mjs_set_errorf.

CVE-2023-29569

Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via ffi_cb_impl_wpwwwww at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).

CVE-2023-29570

Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via mjs_ffi_cb_free at src/mjs_ffi.c. This vulnerability can lead to a Denial of Service (DoS).

CVE-2023-29571

Cesanta MJS v2.20.0 was discovered to contain a SEGV vulnerability via gc_sweep at src/mjs_gc.c. This vulnerability can lead to a Denial of Service (DoS).

CVE-2023-30087

Buffer Overflow vulnerability found in Cesanta MJS v.1.26 allows a local attacker to cause a denial of service via the mjs_mk_string function in mjs.c.

CVE-2023-30088

An issue found in Cesanta MJS v.1.26 allows a local attacker to cause a denial of service via the mjs_execute function in mjs.c.

CVE-2023-43338

Cesanta mjs v2.20.0 was discovered to contain a function pointer hijacking vulnerability via the function mjs_get_ptr(). This vulnerability allows attackers to execute arbitrary code via a crafted input.

CVE-2023-50044

Cesanta MJS 2.20.0 has a getprop_builtin_foreign out-of-bounds read if a Built-in API name occurs in a substring of an input string.