CVE-2016-4303
iperf3 - security update
9.8
CRITICAL
CVSS 3.1
EPSS 7.6%
Description
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.
How to fix CVE-2016-4303
To remediate CVE-2016-4303, upgrade the affected package to a fixed version below.
- Debian/iperf3—upgrade to 3.1.3-1 or later
- —upgrade to 3.0.7-1+deb8u1 or later
Is CVE-2016-4303 being exploited?
Moderate — EPSS is 7.6%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (2)
- from 0, < 3.1.3-1
- from 0, < 3.0.7-1+deb8u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |