Buffer overflow in Es Iperf3
CVE-2016-4303
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 h…
Vulnerability class: Buffer Overflow
EPSS: 0.076 (92.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Es Iperf3
- Novell Suse_package_hub_for_suse_linux_enterprise — versions 12
- Debian Debian_linux — versions 8.0
- Opensuse Leap — versions 42.1
- Opensuse — versions 13.2
- N/a — versions n/a
Weakness classification (CWE)
References
- cret@cert.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cret@cert.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cret@cert.org (x_refsource_CONFIRM, Third Party Advisory, Release Notes)
- cret@cert.org (x_refsource_CONFIRM, Third Party Advisory)
- cret@cert.org (x_refsource_CONFIRM, Patch, Third Party Advisory)
- openSUSE-SU-2016:2113 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- openSUSE-SU-2016:2121 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- [debian-lts-announce] 20200127 [SECURITY] [DLA 2080-1] iperf3 security update (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-4303?
- CVE-2016-4303 is a critical-severity vulnerability in Es Iperf3, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2016-09-26.
- How severe is CVE-2016-4303?
- Critical severity. CVSS v3 base score is 9.8 out of 10.