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Tightvnc

6 CVEs product

Monthly

CVE-2023-27830 Apr 12, 15:15 CRITICAL POC Act Now

TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Privilege Escalation Tightvnc
NVD
CVSS 3.1
9.0
EPSS
1.1%
CVE-2021-42785 Nov 23, 22:15 CRITICAL Act Now

Buffer Overflow vulnerability in tvnviewer.exe of TightVNC Viewer allows a remote attacker to execute arbitrary instructions via a crafted FramebufferUpdate packet from a VNC server. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Tightvnc
NVD
CVSS 3.1
9.8
EPSS
2.3%
CVE-2019-8287 Oct 29, 19:15 CRITICAL Act Now

TightVNC code version 1.3.10 contains global buffer overflow in HandleCoRREBBP macro function, which can potentially result code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Tightvnc
NVD
CVSS 3.1
9.8
EPSS
19.5%
CVE-2019-15680 Oct 29, 19:15 HIGH This Week

TightVNC code version 1.3.10 contains null pointer dereference in HandleZlibBPP function, which results Denial of System (DoS). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Denial Of Service Null Pointer Dereference Tightvnc
NVD
CVSS 3.1
7.5
EPSS
2.8%
CVE-2019-15679 Oct 29, 19:15 CRITICAL Act Now

TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Heap Overflow Tightvnc
NVD
CVSS 3.1
9.8
EPSS
12.8%
CVE-2019-15678 Oct 29, 19:15 CRITICAL Act Now

TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Heap Overflow Tightvnc
NVD
CVSS 3.1
9.8
EPSS
13.1%
EPSS 1% CVSS 9.0
CRITICAL POC Act Now

TightVNC before v2.8.75 allows attackers to escalate privileges on the host operating system via replacing legitimate files with crafted files when executing a file transfer. Rated critical severity (CVSS 9.0), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Privilege Escalation Tightvnc
NVD
EPSS 2% CVSS 9.8
CRITICAL Act Now

Buffer Overflow vulnerability in tvnviewer.exe of TightVNC Viewer allows a remote attacker to execute arbitrary instructions via a crafted FramebufferUpdate packet from a VNC server. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Buffer Overflow Tightvnc
NVD
EPSS 19% CVSS 9.8
CRITICAL Act Now

TightVNC code version 1.3.10 contains global buffer overflow in HandleCoRREBBP macro function, which can potentially result code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Tightvnc
NVD
EPSS 3% CVSS 7.5
HIGH This Week

TightVNC code version 1.3.10 contains null pointer dereference in HandleZlibBPP function, which results Denial of System (DoS). Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Denial Of Service Null Pointer Dereference Tightvnc
NVD
EPSS 13% CVSS 9.8
CRITICAL Act Now

TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Heap Overflow +1
NVD
EPSS 13% CVSS 9.8
CRITICAL Act Now

TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RCE Buffer Overflow Heap Overflow +1
NVD

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