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You can search for vulnerabilities managed by JVN (Japan Vulnerability Note) and NVD (National Vulnerability Database).
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JVN Vulnerability Information

Update Date":May 19, 2026, 6 p.m.

No CVSS Level
Attach Vector
Vendor Name Project Name Title CWE CVE Update Date Publication Date Impact
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Exploit
PoC
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231051 7.3 危険 prosysinfo - ProSysInfo TFTP Server TFTPDWIN の tftpd.exe におけるサービス運用妨害 (DoS) の脆弱性 - CVE-2007-1404 2012-12-20 18:19 2007-03-10 Show GitHub Exploit DB Packet Storm
231052 7.5 危険 rediff - redifftoolbar.dll の Rediff Toolbar ActiveX コントロールにおけるサービス運用妨害 (DoS) の脆弱性 - CVE-2007-1402 2012-12-20 18:19 2007-03-10 Show GitHub Exploit DB Packet Storm
231053 6.9 警告 plesh - Plash における任意のコマンドを実行される脆弱性 - CVE-2007-1400 2012-12-20 18:19 2007-03-10 Show GitHub Exploit DB Packet Storm
231054 7.1 危険 Snort.org - Snort の frag3 プリプロセッサにおけるサービス運用妨害 (DoS) の脆弱性 - CVE-2007-1398 2012-12-20 18:19 2007-03-10 Show GitHub Exploit DB Packet Storm
231055 4.3 警告 The phpMyAdmin Project - phpMyAdmin の index.php におけるクロスサイトスクリプティング (XSS) 攻撃を実行される脆弱性 - CVE-2007-1395 2012-12-20 18:19 2007-03-10 Show GitHub Exploit DB Packet Storm
231056 10 危険 webo - Leo West WEBO の modules/abook/foldertree.php における PHP リモートファイルインクルージョンの脆弱性 - CVE-2007-1391 2012-12-20 18:19 2007-03-10 Show GitHub Exploit DB Packet Storm
231057 4.3 警告 Snitz - Snitz Forums 2000 の pop_profile.asp におけるクロスサイトスクリプティングの脆弱性 - CVE-2007-1374 2012-12-20 18:19 2007-03-9 Show GitHub Exploit DB Packet Storm
231058 10 危険 Pegasus Mail - Mercury/32 におけるスタックベースのバッファオーバーフローの脆弱性 - CVE-2007-1373 2012-12-20 18:19 2007-03-9 Show GitHub Exploit DB Packet Storm
231059 10 危険 postguestbook - PHP-Nuke 用の PostGuestbook モジュールにおける PHP リモートファイルインクルージョンの脆弱性 - CVE-2007-1372 2012-12-20 18:19 2007-03-9 Show GitHub Exploit DB Packet Storm
231060 6.9 警告 Jon Trulson - Conquest におけるバッファオーバーフローの脆弱性 - CVE-2007-1371 2012-12-20 18:19 2007-03-9 Show GitHub Exploit DB Packet Storm
NVD Vulnerability Information

Update Date:May 19, 2026, 4:16 a.m.

No CVSS Level
Attach Vector
Vendor Name Project Name Title CWE CVE Update Date Publication Date Show Affected Exploit
PoC
Search
211131 6.5 MEDIUM
Network
libvnc_project
canonical
debian
siemens
libvncserver
ubuntu_linux
debian_linux
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
sim…
An issue was discovered in LibVNCServer before 0.9.13. libvncclient/rfbproto.c does not limit TextChat size. CWE-770
 Allocation of Resources Without Limits or Throttling
CVE-2020-14405 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211132 5.4 MEDIUM
Network
libvnc_project
canonical
debian
siemens
libvncserver
ubuntu_linux
debian_linux
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
sim…
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rre.c allows out-of-bounds access via encodings. CWE-787
 Out-of-bounds Write
CVE-2020-14404 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211133 5.4 MEDIUM
Network
libvnc_project
canonical
debian
siemens
libvncserver
ubuntu_linux
debian_linux
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
sim…
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/hextile.c allows out-of-bounds access via encodings. CWE-787
 Out-of-bounds Write
CVE-2020-14403 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211134 5.4 MEDIUM
Network
libvnc_project
canonical
debian
siemens
libvncserver
ubuntu_linux
debian_linux
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
sim…
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/corre.c allows out-of-bounds access via encodings. CWE-787
 Out-of-bounds Write
CVE-2020-14402 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211135 6.5 MEDIUM
Network
libvncserver_project
debian
opensuse
siemens
libvncserver
debian_linux
leap
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
simatic_itc…
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow. CWE-190
 Integer Overflow or Wraparound
CVE-2020-14401 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211136 7.5 HIGH
Network
libvncserver_project
debian
opensuse
canonical
libvncserver
debian_linux
leap
ubuntu_linux
An issue was discovered in LibVNCServer before 0.9.13. Byte-aligned data is accessed through uint16_t pointers in libvncserver/translate.c. NOTE: Third parties do not consider this to be a vulnerabil… NVD-CWE-Other
CVE-2020-14400 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211137 7.5 HIGH
Network
libvncserver_project
debian
opensuse
canonical
libvncserver
debian_linux
leap
ubuntu_linux
An issue was discovered in LibVNCServer before 0.9.13. Byte-aligned data is accessed through uint32_t pointers in libvncclient/rfbproto.c. NOTE: there is reportedly "no trust boundary crossed. NVD-CWE-Other
CVE-2020-14399 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211138 7.5 HIGH
Network
libvnc_project
canonical
debian
siemens
opensuse
libvncserver
ubuntu_linux
debian_linux
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
sim…
An issue was discovered in LibVNCServer before 0.9.13. An improperly closed TCP connection causes an infinite loop in libvncclient/sockets.c. CWE-835
 Loop with Unreachable Exit Condition ('Infinite Loop')
CVE-2020-14398 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211139 7.5 HIGH
Network
libvnc_project
canonical
debian
siemens
opensuse
libvncserver
ubuntu_linux
debian_linux
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
sim…
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference. CWE-476
 NULL Pointer Dereference
CVE-2020-14397 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm
211140 7.5 HIGH
Network
libvnc_project
canonical
debian
siemens
libvncserver
ubuntu_linux
debian_linux
simatic_itc1500_firmware
simatic_itc1500_pro_firmware
simatic_itc1900_firmware
simatic_itc1900_pro_firmware
simatic_itc2200_firmware
sim…
An issue was discovered in LibVNCServer before 0.9.13. libvncclient/tls_openssl.c has a NULL pointer dereference. CWE-476
 NULL Pointer Dereference
CVE-2020-14396 2024-11-21 14:03 2020-06-18 Show GitHub Exploit DB Packet Storm