PT-2023-11643 · Jsish · Jsish

Dongzhuozhao + 1 · Published 2023-04-04 · Updated 2023-04-10 · CVE-2020-23258

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Jsish version 3.0.11

Description An issue in Jsish allows a remote attacker to cause a denial of service via the Jsi ValueIsNumber function in the ./src/jsiValue.c file.

Recommendations For Jsish version 3.0.11, as a temporary workaround, consider disabling the Jsi ValueIsNumber function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-23258

Affected Products

Jsish

References · 6

• 🔥 https://github.com/pcmacdon/jsish/issues/12 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-23258 · Security Note
• https://osv.dev/vulnerability/CVE-2020-23258 · Vendor Advisory
• https://t.me/cvenotify/47905 · Telegram Post
• https://t.me/cvenotify/47502 · Telegram Post
• https://jsish.org/fossil/jsi2/tktview?name=2ba1d89d32 · Note