Stack overflow vulnerability in parse_block Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

Stack overflow vulnerability in parse_statement Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

Stack overflow vulnerability in parse_plus_minus Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

Stack overflow vulnerability in parse_comparison Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

Stack overflow vulnerability in parse_shifts Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

Stack overflow vulnerability in parse_statement_list Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

Stack overflow vulnerability in parse_equality Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

Stack overflow vulnerability in parse_value Cesanta MJS 1.20.1, allows remote attackers to cause a Denial of Service (DoS) via a crafted file.

In mjs_json.c in Cesanta MongooseOS mJS 1.26, a maliciously formed JSON string can trigger an off-by-one heap-based buffer overflow in mjs_json_parse, which can potentially lead to redirection of control flow. NOTE: the original reporter disputes the significance of this finding because "there isn’t very much of an opportunity to exploit this reliably for an information leak, so there isn’t any real security impact."

The mg_tls_init function in Cesanta Mongoose HTTPS server 7.0 (compiled with OpenSSL support) is vulnerable to remote OOB write attack via connection request after exhausting memory pool.