The parse_string function in cjson.c in the cJSON library mishandles UTF8/16 strings, which allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a non-hex character in a JSON string, which triggers a heap-based buffer overflow.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| nvd@nist.gov | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | 3.9 | 5.9 |
CVSS 2.0
Severity: HIGH
Problem Type: CWE-120,
Products Affected
| Vendor | Product | Version |
|---|---|---|
| debian | debian_linux | 8.0 |
| iperf3_project | iperf3 | * |
| opensuse | leap | 42.1 |
| opensuse | opensuse | 13.2 |
| novell | suse_package_hub_for_suse_linux_enterprise | 12 |