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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 6.96% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 94.0% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2016-09-26 14:00Z10 YR AGO
- Last updated
- 2024-08-06 00:25Z2 YR AGO
- Reserved
- 2016-04-27
- Assigning CNA
- certcc
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
- Data version
- 5.1
- Document digest
- 61b34549d514c4793bf3864f6feb73e1987307a77ac5dc564f570cebc57403d4
05 Affected products
06 References
- www.talosintelligence.comhttp://www.talosintelligence.com/reports/TALOS-2016-0164/
- blog.talosintel.comhttp://blog.talosintel.com/2016/06/esnet-vulnerability.html
- software.es.nethttp://software.es.net/iperf/news.html#security-issue-iperf-3-1-3-iperf-3-0-12-released
- raw.githubusercontent.comhttps://raw.githubusercontent.com/esnet/security/master/cve-2016-4303/esnet-secadv-2016-0001.txt.asc
- github.comhttps://github.com/esnet/iperf/commit/91f2fa59e8ed80dfbf400add0164ee0e508e412a
- lists.opensuse.orgopenSUSE-SU-2016:2113http://lists.opensuse.org/opensuse-updates/2016-08/msg00082.html
- lists.opensuse.orgopenSUSE-SU-2016:2121http://lists.opensuse.org/opensuse-updates/2016-08/msg00090.html
- lists.debian.org[debian-lts-announce] 20200127 [SECURITY] [DLA 2080-1] iperf3 security updatehttps://lists.debian.org/debian-lts-announce/2020/01/msg00023.html
07 Fixed in
Debian 12
- iperf3 Fixed in 3.1.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- iperf3 Fixed in 3.1.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- iperf3 Fixed in 3.1.3-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- iperf3 Fixed in 3.0.11-1ubuntu0.1~esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.