Integer overflow in Libvncserver Project
CVE-2020-14401
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.
EPSS exploit prediction
EPSS: 0.025 (83.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13 (Third Party Advisory, Release Notes)
- github.com/LibVNC/libvncserver/commit/a6788d1da719ae006605b78d22f5a9f170b423af (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/06/msg00035.html (mailing-list, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00033.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00055.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00066.html (vendor-advisory, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4434-1/ (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/08/msg00045.html (mailing-list, Mailing List, Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-14401?
- CVE-2020-14401 is a medium-severity vulnerability in Libvncserver Project, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2020-06-17.
- How severe is CVE-2020-14401?
- Medium severity. CVSS v3 base score is 6.5 out of 10.