CVE
CVE-2019-15681
LibVNC commit before d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a contains a memory leak (CWE-655) in VNC server code, which allow an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appear to be exploitable via network connectivity. These vulnerabilities have been fixed in commit d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a.
- Severity
- HIGH
- CVSS
- 7.5
- Published
- Modified
Linked Releases
| Distribution | Release | Status | Evidence |
|---|---|---|---|
| Ubuntu | 18.04.6 amd64 desktop | unknown | source |
| Ubuntu | 18.04.6 amd64 live-server | unknown | source |
| Ubuntu | 16.04.7 amd64 desktop | unknown | source |
| Ubuntu | 16.04.6 i386 desktop | unknown | source |
| Ubuntu | 16.04.7 amd64 server | unknown | source |
| Ubuntu | 16.04.6 i386 server | unknown | source |
| Ubuntu | 14.04.6 amd64 desktop | unknown | source |
| Ubuntu | 14.04.6 i386 desktop | unknown | source |
| Ubuntu | 14.04.6 amd64 server | unknown | source |
| Ubuntu | 14.04.6 i386 server | unknown | source |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00073.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
- https://github.com/LibVNC/libvncserver/commit/d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a
- https://lists.debian.org/debian-lts-announce/2019/10/msg00039.html
- https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
- https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html
- https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html
- https://usn.ubuntu.com/4407-1/
- https://usn.ubuntu.com/4547-1/
- https://usn.ubuntu.com/4573-1/
- https://usn.ubuntu.com/4587-1/
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00073.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-390195.pdf
- https://github.com/LibVNC/libvncserver/commit/d01e1bb4246323ba6fcee3b82ef1faa9b1dac82a
- https://lists.debian.org/debian-lts-announce/2019/10/msg00039.html
- https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
- https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html
- https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html