CVE-2023-53154

EUVD-2023-59777
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
2.9 LOW
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
mitreCNA
2.9 LOW
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
Affected Products (NVD)
VendorProductVersion
cjson_projectcjson
𝑥
< 1.7.18
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
cjson
bookworm
vulnerable
bullseye
vulnerable
sid
1.7.18-3
fixed
trixie
1.7.18-3
fixed
Common Weakness Enumeration
References
https://github.com/DaveGamble/cJSON/compare/v1.7.17...v1.7.18
https://github.com/DaveGamble/cJSON/issues/800
https://lists.debian.org/debian-lts-announce/2025/06/msg00014.html
https://github.com/DaveGamble/cJSON/issues/800