PT-2021-18170 · Unknown · Opensource Moddable

Bird8693 · Published 2021-11-19 · Updated 2021-11-23 · CVE-2021-29325

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: OpenSource Moddable version 10.5.0

Description: A heap buffer overflow was discovered in the fx String prototype repeat function at /moddable/xs/sources/xsString.c. This issue affects the specified version of OpenSource Moddable.

Recommendations: For OpenSource Moddable version 10.5.0, consider disabling the fx String prototype repeat function as a temporary workaround 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-2021-29325

Affected Products

Opensource Moddable

References · 5

• 🔥 https://github.com/Moddable-OpenSource/moddable/issues/582 · Exploit
• https://osv.dev/vulnerability/CVE-2021-29325 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-29325 · Security Note
• https://t.me/cvenotify/23673 · Telegram Post
• https://t.me/cibsecurity/32716 · Telegram Post