Vulnerability · Published Aug 22, 2023 · Assigned by mitre
CVE-2021-32292
Critical 9.8
In plain English
A critical-severity security flaw in the json-c package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)1.4%top 28.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
An issue was discovered in json-c from 20200420 (post 0.14 unreleased code) through 0.15-20200726. A stack-buffer-overflow exists in the auxiliary sample program json_parse which is located in the function parseit.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | json-c | 0.16-1 | DEBIAN-CVE-2021-32292 |
| Debian:13 | json-c | 0.16-1 | DEBIAN-CVE-2021-32292 |
| Debian:14 | json-c | 0.16-1 | DEBIAN-CVE-2021-32292 |
| Ubuntu:22.04:LTS | json-c | 0.15-3~ubuntu1.22.04.2 | USN-6310-1 |
| Ubuntu:22.04:LTS | json-c | 0.15-3~ubuntu1.22.04.2 | UBUNTU-CVE-2021-32292 |