Tightvnc
Vendor:
First CVE: Sep 24, 2002 · Active for 23 years
11
Total CVEs
More Total CVEs than 90% of tracked products
1.8
Avg CVEs / Year
Higher CVE frequency than 63% of tracked products
7.7
Avg CVSS
Higher Avg CVSS than 65% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Tightvnc over time
Volume of CVEsAvg CVSS Base Score
First CVE
Sep 24, 2002
23 years ago
Most Recent CVE
Apr 12, 2023
1,203 days ago
CVE Severity & Scoring
Tightvnc11 CVEs
9%
18%
27%
45%
All CVEs353,173 CVEs
45%
40%
11%
LowMediumHighCritical
Attack Vector
Local0 (0.0%)
Network6 (54.5%)
Unknown5 (45.5%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low6 (54.5%)
High0 (0.0%)
Unknown5 (45.5%)
User Interaction
None5 (45.5%)
Unknown5 (45.5%)
Required1 (9.1%)
Privileges Required
Low1 (9.1%)
High0 (0.0%)
None5 (45.5%)
Unknown5 (45.5%)
Top CVEs
Signals from CVEs in this product scope (11 CVEs).
11 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2009-0388HIGH Multiple integer signedness errors in (1) UltraVNC 1.0.2 and 1.0.5 and (2) TightVnc 1.3.9 allow remote VNC servers to cause a denial of service (heap corruption and application cra | Feb 4, 2009 | 10.0 | 41 | NO | YES |
CVE-2019-15678CRITICAL TightVNC code version 1.3.10 contains heap buffer overflow in rfbServerCutText handler, which can potentially result code execution.. This attack appear to be exploitable via netwo | Oct 29, 2019 | 9.8 | 36 | NO | NO |
CVE-2019-8287CRITICAL TightVNC code version 1.3.10 contains global buffer overflow in HandleCoRREBBP macro function, which can potentially result code execution. This attack appear to be exploitable via | Oct 29, 2019 | 9.8 | 33 | NO | NO |
CVE-2019-15679CRITICAL TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution. This attack appear to be exploitable vi | Oct 29, 2019 | 9.8 | 33 | NO | NO |
CVE-2021-42785CRITICAL 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 serve | Nov 23, 2021 | 9.8 | 31 | NO | NO |
CVE-2023-27830CRITICAL 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. This | Apr 12, 2023 | 9.0 | 28 | NO | NO |
CVE-2019-15680HIGH 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 con | Oct 29, 2019 | 7.5 | 23 | NO | NO |
CVE-2002-1336HIGH TightVNC before 1.2.6 generates the same challenge string for multiple connections, which allows remote attackers to bypass VNC authentication by sniffing the challenge and respons | Dec 11, 2002 | 7.5 | 21 | NO | NO |
CVE-2002-1511MEDIUM The vncserver wrapper for vnc before 3.3.3r2-21 uses the rand() function instead of srand(), which causes vncserver to generate weak cookies. | Mar 3, 2003 | 5.0 | 15 | NO | NO |
CVE-2002-0971MEDIUM Vulnerability in VNC, TightVNC, and TridiaVNC allows local users to execute arbitrary code as LocalSystem by using the Win32 Messaging System to bypass the VNC GUI and access the " | Sep 24, 2002 | 4.6 | 14 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (11 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
1 CVE
9.1% of CVEs· 86th percentile
Social Chatter
Signals from CVEs in this product scope (11 CVEs).
Media Mentions
Signals from CVEs in this product scope (11 CVEs).
Top CNAs Publishing CVEs For Tightvnc
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 1.3.9 | 1 | 10.0 | 13.3% | 0 | 1 |
| 1.3.10 | 4 | 9.2 | 11.5% | 0 | 0 |
| 1.2.5 | 3 | 5.7 | 1.5% | 0 | 0 |
| 1.2.4 | 2 | 6.3 | 2.1% | 0 | 0 |
| 1.2.3 | 3 | 4.9 | 1.5% | 0 | 0 |
| 1.2.2 | 2 | 3.5 | 1.1% | 0 | 0 |
| 1.2.1 | 4 | 4.8 | 1.2% | 0 | 0 |
| 1.2.0 | 3 | 5.7 | 1.5% | 0 | 0 |
| 1.2 | 1 | 2.1 | 0.3% | 0 | 0 |