Improper input validation in Znc
CVE-2019-9917
ZNC before 1.7.3-rc1 allows an existing remote user to cause a Denial of Service (crash) via invalid encoding.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.031 (87.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
- Znc
- Canonical Ubuntu Linux — versions 18.10
- Fedoraproject Fedora — versions 28, 29, 30
Weakness classification (CWE)
References
- github.com/znc/znc/commit/64613bc8b6b4adf1e32231f9844d99cd512b8973 (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- usn.ubuntu.com/3950-1/ (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.debian.org/security/2019/dsa-4463 (vendor-advisory)
- seclists.org/bugtraq/2019/Jun/23 (mailing-list)
- lists.opensuse.org/opensuse-security-announce/2019-07/msg00037.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-08/msg00018.html (vendor-advisory)
Frequently asked questions
- What is CVE-2019-9917?
- CVE-2019-9917 is a medium-severity vulnerability in Znc, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2019-03-27.
- How severe is CVE-2019-9917?
- Medium severity. CVSS v3 base score is 6.5 out of 10.