Buffer overflow in Jsish

CVE-2018-1000663

jsish version 2.4.70 2.047 contains a Buffer Overflow vulnerability in function _jsi_evalcode from jsiEval.c that can result in Crash due to segmentation fault. This attack appear to be exploitable via The victim must execute crafted javascript code.

Vulnerability class: Buffer Overflow

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.009 (56.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-1000663: held from 0.009 to 0.009.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

  • Jsish — versions 2.4.70_2.047

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-1000663?
CVE-2018-1000663 is a medium-severity vulnerability in Jsish, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2018-09-06.
How severe is CVE-2018-1000663?
Medium severity. CVSS v3 base score is 6.5 out of 10.