ISOMAN

CVE

CVE-2018-20748

LibVNC before 0.9.12 contains multiple heap out-of-bounds write vulnerabilities in libvncclient/rfbproto.c. The fix for CVE-2018-20019 was incomplete.

Severity
CRITICAL
CVSS
9.8
Published
Modified
NVD detailAll CVEs

Linked Releases

DistributionReleaseStatusEvidence
Ubuntu18.04.6 amd64 desktopunknownsource
Ubuntu18.04.6 amd64 live-serverunknownsource
Ubuntu16.04.7 amd64 desktopunknownsource
Ubuntu16.04.6 i386 desktopunknownsource
Ubuntu16.04.7 amd64 serverunknownsource
Ubuntu16.04.6 i386 serverunknownsource
Ubuntu14.04.6 amd64 desktopunknownsource
Ubuntu14.04.6 i386 desktopunknownsource
Ubuntu14.04.6 amd64 serverunknownsource
Ubuntu14.04.6 i386 serverunknownsource

References

  1. https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
  2. https://github.com/LibVNC/libvncserver/commit/a64c3b37af9a6c8f8009d7516874b8d266b42bae
  3. https://github.com/LibVNC/libvncserver/commit/c2c4b81e6cb3b485fb1ec7ba9e7defeb889f6ba7
  4. https://github.com/LibVNC/libvncserver/commit/c5ba3fee85a7ecbbca1df5ffd46d32b92757bc2a
  5. https://github.com/LibVNC/libvncserver/commit/e34bcbb759ca5bef85809967a268fdf214c1ad2c
  6. https://github.com/LibVNC/libvncserver/issues/273
  7. https://lists.debian.org/debian-lts-announce/2019/01/msg00029.html
  8. https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
  9. https://usn.ubuntu.com/3877-1/
  10. https://usn.ubuntu.com/4547-1/
  11. https://usn.ubuntu.com/4587-1/
  12. https://www.openwall.com/lists/oss-security/2018/12/10/8
  13. https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
  14. https://github.com/LibVNC/libvncserver/commit/a64c3b37af9a6c8f8009d7516874b8d266b42bae
  15. https://github.com/LibVNC/libvncserver/commit/c2c4b81e6cb3b485fb1ec7ba9e7defeb889f6ba7
  16. https://github.com/LibVNC/libvncserver/commit/c5ba3fee85a7ecbbca1df5ffd46d32b92757bc2a
  17. https://github.com/LibVNC/libvncserver/commit/e34bcbb759ca5bef85809967a268fdf214c1ad2c
  18. https://github.com/LibVNC/libvncserver/issues/273
  19. https://lists.debian.org/debian-lts-announce/2019/01/msg00029.html
  20. https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html