PT-2024-13744 · Cesanta · Mjs

Vorfreuder · Published 2024-01-02 · Updated 2024-09-06 · CVE-2023-49551

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 Cesanta mjs version 2.20.0

Description An issue in Cesanta mjs allows a remote attacker to cause a denial of service via the mjs op json parse function in the msj.c file.

Recommendations For Cesanta mjs version 2.20.0, consider disabling the mjs op json parse function as a temporary workaround until a patch is available.

Exploit

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2023-49551

Affected Products

Mjs

References · 12

• 🔥 https://github.com/cesanta/mjs/issues/257 · Exploit
• https://cve.org/CVERecord?id=CVE-2023-49551 · Security Note
• https://ubuntu.com/security/CVE-2023-49551 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-49551 · Security Note
• https://osv.dev/vulnerability/CVE-2023-49551 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-49551 · Vendor Advisory
• https://t.me/cvenotify/65985 · Telegram Post
• https://t.me/cibsecurity/74219 · Telegram Post
• https://t.me/cvenotify/93613 · Telegram Post
• https://twitter.com/CVEnew/status/1742315405136536034 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1742360654390985076 · Twitter Post
• https://t.me/cvenotify/66481 · Telegram Post