Debian Security Bug TrackerDEBIANCVE:CVE-2019-15680CVE-2019-15680
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.004 Low
EPSS
Percentile
74.5%
TightVNC code version 1.3.10 contains null pointer dereference in HandleZlibBPP function, which results Denial of System (DoS). This attack appear to be exploitable via network connectivity.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | libvncserver | <= 0.9.14+dfsg-1 | libvncserver_0.9.14+dfsg-1_all.deb |
| Debian | 11 | all | libvncserver | <= 0.9.13+dfsg-2+deb11u1 | libvncserver_0.9.13+dfsg-2+deb11u1_all.deb |
| Debian | 10 | all | libvncserver | <= 0.9.11+dfsg-1.3+deb10u4 | libvncserver_0.9.11+dfsg-1.3+deb10u4_all.deb |
| Debian | 999 | all | libvncserver | <= 0.9.14+dfsg-1 | libvncserver_0.9.14+dfsg-1_all.deb |
| Debian | 13 | all | libvncserver | <= 0.9.14+dfsg-1 | libvncserver_0.9.14+dfsg-1_all.deb |
| Debian | 12 | all | tightvnc | < 1:1.3.9-9.1 | tightvnc_1:1.3.9-9.1_all.deb |
| Debian | 11 | all | tightvnc | < 1:1.3.9-9.1 | tightvnc_1:1.3.9-9.1_all.deb |
| Debian | 10 | all | tightvnc | < 1:1.3.9-9deb10u1 | tightvnc_1:1.3.9-9deb10u1_all.deb |
| Debian | 999 | all | tightvnc | < 1:1.3.9-9.1 | tightvnc_1:1.3.9-9.1_all.deb |
| Debian | 13 | all | tightvnc | < 1:1.3.9-9.1 | tightvnc_1:1.3.9-9.1_all.deb |
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
0.004 Low
EPSS
Percentile
74.5%