PT-2023-14684 · Json.H · Json.H

Hyrathon · Published 2023-01-31 · Updated 2023-02-08 · CVE-2022-45494

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 sheredom json.h versions prior to commit 0825301a07cbf51653882bf2b153cc81fdadf41

Description The issue is a buffer overflow vulnerability in the json parse object function. This vulnerability allows attackers to execute arbitrary code and gain escalated privileges.

Recommendations For versions prior to commit 0825301a07cbf51653882bf2b153cc81fdadf41, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting the use of the json parse object function until a patch is available.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

AZL-74520

CVE-2022-45494

GHSA-WVPQ-P7PP-CJ6M

Affected Products

Json.H

References · 9

• 🔥 https://github.com/hyrathon/trophies/security/advisories/GHSA-wvpq-p7pp-cj6m · Exploit
• https://github.com/sheredom/json.h/issues/97 · Patch
• https://github.com/sheredom/json.h/issues/93 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-45494 · Security Note
• https://osv.dev/vulnerability/CVE-2022-45494 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-74520 · Vendor Advisory
• https://github.com/sheredom/json.h · Note
• https://t.me/cibsecurity/57231 · Telegram Post
• https://t.me/cvenotify/43858 · Telegram Post