PT-2018-10692 · Espruino · Espruino

Hongxuchen · Published 2018-05-31 · Updated 2019-10-03 · CVE-2018-11593

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Name of the Vulnerable Software and Affected Versions Espruino versions prior to 1.99

Description The issue allows attackers to cause a denial of service, potentially leading to an application crash, and may also result in information disclosure. This is achieved through a buffer overflow during syntax parsing when a user-crafted input file is processed. The misuse of strncpy in jslex.c is the root cause of this problem.

Recommendations For versions prior to 1.99, update to version 1.99 or later to resolve the issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2018-11593

Affected Products

Espruino

References · 5

• 🔥 https://github.com/espruino/Espruino/files/2019228/eh_0.txt · Exploit
• https://github.com/espruino/Espruino/issues/1426 · Vendor Advisory
• https://github.com/espruino/Espruino/commit/bed844f109b6c222816740555068de2e101e8018 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-11593 · Security Note
• https://osv.dev/vulnerability/CVE-2018-11593 · Vendor Advisory