libvnc_project 関連製品全体の CVE とセキュリティ脆弱性情報を集約し、CVSS、EPSS、公開日、脆弱性情報データを掲載しています。
公開された問題は vendor risk memory corruption and バッファオーバーフロー に関連することが多く、vendor surface production workloads and vendor surface software deployment の文脈で vendor impact memory corruption and アプリケーションクラッシュ などの暴露リスクを伴う場合があります。
掲載データは公開脆弱性情報とセキュリティ公告に基づき、過去の暴露面と修補優先度の評価に利用できます。
| CVE | 概要 | ソース | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|---|
| CVE-2020-14405 | An issue was discovered in LibVNCServer before 0.9.13. libvncclient/rfbproto.c does not limit TextChat size. | [email protected] | 6.5 | 1.45% | 2020-06-17 | 2024-11-21 |
| CVE-2020-14404 | An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rre.c allows out-of-bounds access via encodings. | [email protected] | 5.4 | 1.33% | 2020-06-17 | 2024-11-21 |
| CVE-2020-14403 | An issue was discovered in LibVNCServer before 0.9.13. libvncserver/hextile.c allows out-of-bounds access via encodings. | [email protected] | 5.4 | 1.33% | 2020-06-17 | 2024-11-21 |
| CVE-2020-14402 | An issue was discovered in LibVNCServer before 0.9.13. libvncserver/corre.c allows out-of-bounds access via encodings. | [email protected] | 5.4 | 2.57% | 2020-06-17 | 2024-11-21 |
| CVE-2020-14398 | An issue was discovered in LibVNCServer before 0.9.13. An improperly closed TCP connection causes an infinite loop in libvncclient/sockets.c. | [email protected] | 7.5 | 2.27% | 2020-06-17 | 2024-11-21 |
| CVE-2020-14397 | An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference. | [email protected] | 7.5 | 4.44% | 2020-06-17 | 2024-11-21 |
| CVE-2020-14396 | An issue was discovered in LibVNCServer before 0.9.13. libvncclient/tls_openssl.c has a NULL pointer dereference. | [email protected] | 7.5 | 1.58% | 2020-06-17 | 2024-11-21 |
| CVE-2019-20840 | An issue was discovered in LibVNCServer before 0.9.13. libvncserver/ws_decode.c can lead to a crash because of unaligned accesses in hybiReadAndDecode. | [email protected] | 7.5 | 2.94% | 2020-06-17 | 2024-11-21 |
| CVE-2019-20839 | libvncclient/sockets.c in LibVNCServer before 0.9.13 has a buffer overflow via a long socket filename. | [email protected] | 7.5 | 4.08% | 2020-06-17 | 2024-11-21 |
| CVE-2018-21247 | An issue was discovered in LibVNCServer before 0.9.13. There is an information leak (of uninitialized memory contents) in the libvncclient/rfbproto.c ConnectToRFBRepeater function. | [email protected] | 7.5 | 1.48% | 2020-06-17 | 2024-11-21 |
| CVE-2019-20788 | libvncclient/cursor.c in LibVNCServer through 0.9.12 has a HandleCursorShape integer overflow and heap-based buffer overflow via a large height or width value. NOTE: this may overlap CVE-2019-15690. | [email protected] | 9.8 | 0.80% | 2020-04-23 | 2024-11-21 |
| 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. | [email protected] | 7.5 | 9.37% | 2019-10-29 | 2024-11-21 |
| CVE-2018-20750 | LibVNC through 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c. The fix for CVE-2018-15127 was incomplete. | [email protected] | 9.8 | 4.39% | 2019-01-30 | 2024-11-21 |
| CVE-2018-20749 | LibVNC before 0.9.12 contains a heap out-of-bounds write vulnerability in libvncserver/rfbserver.c. The fix for CVE-2018-15127 was incomplete. | [email protected] | 9.8 | 10.37% | 2019-01-30 | 2024-11-21 |
| CVE-2018-20748 | LibVNC before 0.9.12 contains multiple heap out-of-bounds write vulnerabilities in libvncclient/rfbproto.c. The fix for CVE-2018-20019 was incomplete. | [email protected] | 9.8 | 10.57% | 2019-01-30 | 2024-11-21 |
| CVE-2018-6307 | LibVNC before commit ca2a5ac02fbbadd0a21fabba779c1ea69173d10b contains heap use-after-free vulnerability in server code of file transfer extension that can result remote code execution. | [email protected] | 8.1 | 9.47% | 2018-12-19 | 2024-11-21 |
| CVE-2018-20024 | LibVNC before commit 4a21bbd097ef7c44bb000c3bd0907f96a10e4ce7 contains null pointer dereference in VNC client code that can result DoS. | [email protected] | 7.5 | 3.73% | 2018-12-19 | 2024-11-21 |
| CVE-2018-20023 | LibVNC before 8b06f835e259652b0ff026898014fc7297ade858 contains CWE-665: Improper Initialization vulnerability in VNC Repeater client code that allows attacker to read stack memory and can be abuse for information disclosure. Combined with another vulnerability, it can be used to leak stack memory layout and in bypassing ASLR | [email protected] | 7.5 | 0.86% | 2018-12-19 | 2024-11-21 |
| CVE-2018-20022 | LibVNC before 2f5b2ad1c6c99b1ac6482c95844a84d66bb52838 contains multiple weaknesses CWE-665: Improper Initialization vulnerability in VNC client code that allows attacker to read stack memory and can be abuse for information disclosure. Combined with another vulnerability, it can be used to leak stack memory layout and in bypassing ASLR | [email protected] | 7.5 | 6.18% | 2018-12-19 | 2024-11-21 |
| CVE-2018-20021 | LibVNC before commit c3115350eb8bb635d0fdb4dbbb0d0541f38ed19c contains a CWE-835: Infinite loop vulnerability in VNC client code. Vulnerability allows attacker to consume excessive amount of resources like CPU and RAM | [email protected] | 7.5 | 2.55% | 2018-12-19 | 2024-11-21 |