Vulnerability Details CVE-2020-14405
An issue was discovered in LibVNCServer before 0.9.13. libvncclient/rfbproto.c does not limit TextChat size.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.011
EPSS Ranking 77.4%
CVSS Severity
CVSS v3 Score 6.5
CVSS v2 Score 4.0
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
- https://github.com/LibVNC/libvncserver/commit/8937203441ee241c4ace85da687b7d6633a12365
- https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
- https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html
- https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
- https://usn.ubuntu.com/4434-1/
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
- https://github.com/LibVNC/libvncserver/commit/8937203441ee241c4ace85da687b7d6633a12365
- https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13
- https://lists.debian.org/debian-lts-announce/2020/06/msg00035.html
- https://lists.debian.org/debian-lts-announce/2020/08/msg00045.html
- https://usn.ubuntu.com/4434-1/
Products affected by CVE-2020-14405
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cpe:2.3:a:libvnc_project:libvncserver:*
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cpe:2.3:h:siemens:simatic_itc1500:-
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cpe:2.3:h:siemens:simatic_itc1500_pro:-
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cpe:2.3:h:siemens:simatic_itc1900:-
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cpe:2.3:h:siemens:simatic_itc1900_pro:-
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cpe:2.3:h:siemens:simatic_itc2200:-
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cpe:2.3:h:siemens:simatic_itc2200_pro:-
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cpe:2.3:o:canonical:ubuntu_linux:14.04
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cpe:2.3:o:canonical:ubuntu_linux:16.04
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cpe:2.3:o:canonical:ubuntu_linux:18.04
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cpe:2.3:o:canonical:ubuntu_linux:18.10
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cpe:2.3:o:debian:debian_linux:8.0
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cpe:2.3:o:debian:debian_linux:9.0
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cpe:2.3:o:siemens:simatic_itc1500_firmware:3.0.0.0
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cpe:2.3:o:siemens:simatic_itc1500_pro_firmware:3.0.0.0
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cpe:2.3:o:siemens:simatic_itc1900_firmware:3.0.0.0
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cpe:2.3:o:siemens:simatic_itc1900_pro_firmware:3.0.0.0
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cpe:2.3:o:siemens:simatic_itc2200_firmware:3.0.0.0
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cpe:2.3:o:siemens:simatic_itc2200_pro_firmware:3.0.0.0