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CVE-2023-53154

Good to know:

Date: May 22, 2025

parse_string in cJSON before 1.7.18 has a heap-based buffer over-read via {"1":1, with no trailing newline if cJSON_ParseWithLength is called.

Severity Score

2.9

Related Resources (6)

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-53154

Url: https://github.com/DaveGamble/cJSON/compare/v1.7.17...v1.7.18

Url: https://github.com/DaveGamble/cJSON/issues/800

Url: https://lists.debian.org/debian-lts-announce/2025/06/msg00014.html

Url: https://security-tracker.debian.org/tracker/CVE-2023-53154

Url: https://www.mend.io/vulnerability-database/CVE-2023-53154

Severity Score

2.9

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

Upgrade Version

Upgrade to version https://github.com/DaveGamble/cJSON.git - v1.7.18

CVSS v3.1

Base Score:	2.9
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	LOW

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