Buffer overflow in Apache Zookeeper
CVE-2016-5017
Buffer overflow in the C cli shell in Apache Zookeeper before 3.4.9 and 3.5.x before 3.5.3, when using the "cmd:" batch mode syntax, allows attackers to have unspecified impact via a long command string.
Vulnerability class: Buffer Overflow
EPSS: 0.078 (93.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Zookeeper — versions 3.5.0, 3.5.1, 3.5.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- [oss-security] 20160916 [SECURITY] CVE-2016-5017: Buffer overflow vulnerability in ZooKeeper C cli shell (mailing-list, x_refsource_MLIST, Third Party Advisory, Release Notes)
- 93044 (vdb-entry, x_refsource_BID)
- [activemq-issues] 20190820 [jira] [Created] (AMQ-7279) Security Vulnerabilities in Libraries - jackson-databind-2.9.8.jar, tomcat-servlet-api-8.0.53.jar, tomcat-websocket-api-8.0.53.jar, zookeeper-3.4.6.jar, guava-18.0.jar, jetty-all-9.2.26.v20180806.jar, scala-library-2.11.0.jar (mailing-list, x_refsource_MLIST)
- [nifi-commits] 20191113 svn commit: r1869773 - /nifi/site/trunk/security.html (mailing-list, x_refsource_MLIST)
- [nifi-commits] 20200123 svn commit: r1873083 - /nifi/site/trunk/security.html (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (x_refsource_MISC)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2016-5017?
- CVE-2016-5017 is a high-severity vulnerability in Apache Zookeeper, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2016-09-21.
- How severe is CVE-2016-5017?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2016-5017 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.