PT-2018-9515 · Jsish · Jsish

Published 2018-09-06 · Updated 2018-10-25 · CVE-2018-1000663

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions jsish version 2.4.70

Description The issue is related to a Buffer Overflow in the jsi evalcode function from jsiEval.c, which can cause a Crash due to a segmentation fault. This can be exploited by executing crafted JavaScript code.

Recommendations For jsish version 2.4.70, as a temporary workaround, consider disabling the execution of external JavaScript code until a patch is available. Restrict access to the jsi evalcode function to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2018-1000663

Affected Products

Jsish

References · 3

• https://jsish.org/fossil/jsi/tktview/c253f6d80c9018d841e857b69e7ad6436ed95cb9 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-1000663 · Security Note
• https://osv.dev/vulnerability/CVE-2018-1000663 · Vendor Advisory