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| purl | pkg:deb/debian/libvncserver@0.9.11%2Bdfsg-1.3~deb9u4 |
| Next non-vulnerable version | 0.9.13+dfsg-2+deb11u1 |
| Latest non-vulnerable version | 0.9.13+dfsg-2+deb11u1 |
| Risk | 4.4 |
| Vulnerability | Summary | Fixed by |
|---|---|---|
|
VCID-1mc5-8kc9-r7fh
Aliases: 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. |
Affected by 0 other vulnerabilities. |
|
VCID-21gw-wymt-j3gb
Aliases: CVE-2020-14403 |
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/hextile.c allows out-of-bounds access via encodings. |
Affected by 0 other vulnerabilities. |
|
VCID-221d-v1d2-kqhh
Aliases: 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. |
Affected by 18 other vulnerabilities. |
|
VCID-2anm-wxtf-ubgq
Aliases: CVE-2020-25708 |
A divide by zero issue was found to occur in libvncserver-0.9.12. A malicious client could use this flaw to send a specially crafted message that, when processed by the VNC server, would lead to a floating point exception, resulting in a denial of service. |
Affected by 0 other vulnerabilities. |
|
VCID-34tt-yamf-xbdy
Aliases: CVE-2017-18922 |
It was discovered that websockets.c in LibVNCServer prior to 0.9.12 did not properly decode certain WebSocket frames. A malicious attacker could exploit this by sending specially crafted WebSocket frames to a server, causing a heap-based buffer overflow. |
Affected by 0 other vulnerabilities. |
|
VCID-3qks-1d5s-u7a8
Aliases: 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. |
Affected by 0 other vulnerabilities. |
|
VCID-66b8-2ss6-wkgz
Aliases: CVE-2020-14402 |
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/corre.c allows out-of-bounds access via encodings. |
Affected by 0 other vulnerabilities. |
|
VCID-7azw-g7z2-pkdu
Aliases: CVE-2020-14400 |
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 vulnerability as there is no known path of exploitation or cross of a trust boundary |
Affected by 0 other vulnerabilities. |
|
VCID-7xhu-p1a5-qbg1
Aliases: CVE-2020-14404 |
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rre.c allows out-of-bounds access via encodings. |
Affected by 0 other vulnerabilities. |
|
VCID-9gdb-hqgj-jfcm
Aliases: CVE-2019-15690 |
LibVNCServer 0.9.12 release and earlier contains heap buffer overflow vulnerability within the HandleCursorShape() function in libvncclient/cursor.c. An attacker sends cursor shapes with specially crafted dimensions, which can result in remote code execution. |
Affected by 0 other vulnerabilities. |
|
VCID-ak8c-schu-zfe3
Aliases: CVE-2019-20839 |
libvncclient/sockets.c in LibVNCServer before 0.9.13 has a buffer overflow via a long socket filename. |
Affected by 0 other vulnerabilities. |
|
VCID-amtn-98yp-s3d3
Aliases: CVE-2020-14399 |
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. |
Affected by 0 other vulnerabilities. |
|
VCID-ftsu-ebmx-dufv
Aliases: CVE-2020-14401 |
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/scale.c has a pixel_value integer overflow. |
Affected by 0 other vulnerabilities. |
|
VCID-jhre-6uje-5kbc
Aliases: CVE-2020-14405 |
An issue was discovered in LibVNCServer before 0.9.13. libvncclient/rfbproto.c does not limit TextChat size. |
Affected by 0 other vulnerabilities. |
|
VCID-mxf4-fbu7-t7ga
Aliases: CVE-2020-29260 |
libvncclient v0.9.13 was discovered to contain a memory leak via the function rfbClientCleanup(). |
Affected by 0 other vulnerabilities. |
|
VCID-srhc-1ujp-57ay
Aliases: 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. |
Affected by 18 other vulnerabilities. |
|
VCID-t53m-423e-p7dv
Aliases: 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. |
Affected by 0 other vulnerabilities. |
|
VCID-tbqp-mj6s-17ha
Aliases: CVE-2020-14397 |
An issue was discovered in LibVNCServer before 0.9.13. libvncserver/rfbregion.c has a NULL pointer dereference. |
Affected by 0 other vulnerabilities. |
|
VCID-v15x-cjwj-fkcb
Aliases: 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. |
Affected by 18 other vulnerabilities. |
|
VCID-vjz6-kw2t-cucm
Aliases: 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. |
Affected by 0 other vulnerabilities. |
|
VCID-z1m2-xav4-hbgg
Aliases: CVE-2020-14396 |
An issue was discovered in LibVNCServer before 0.9.13. libvncclient/tls_openssl.c has a NULL pointer dereference. |
Affected by 0 other vulnerabilities. |
| Vulnerability | Summary | Aliases |
|---|---|---|
| VCID-318m-wb7x-t7dp | 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 |
CVE-2018-20023
|
| VCID-4qnx-cfrg-bfcg | 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 |
CVE-2018-20022
|
| VCID-4r1u-1b94-kufh |
CVE-2016-9942
|
|
| VCID-5tjh-9zqh-rbcz | LibVNC before commit 7b1ef0ffc4815cab9a96c7278394152bdc89dc4d contains heap out-of-bound write vulnerability inside structure in VNC client code that can result remote code execution |
CVE-2018-20020
|
| VCID-8c8n-uay3-kfah |
CVE-2016-9941
|
|
| VCID-h6bh-4m2d-5kdp | LibVNC before commit 4a21bbd097ef7c44bb000c3bd0907f96a10e4ce7 contains null pointer dereference in VNC client code that can result DoS. |
CVE-2018-20024
|
| VCID-jc77-4mmq-yfgc | 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 |
CVE-2018-20021
|
| VCID-km9g-e6vx-4kgh | LibVNC before commit 73cb96fec028a576a5a24417b57723b55854ad7b contains heap use-after-free vulnerability in server code of file transfer extension that can result remote code execution |
CVE-2018-15126
|
| VCID-pq58-y3yx-47ev | LibVNC before commit ca2a5ac02fbbadd0a21fabba779c1ea69173d10b contains heap use-after-free vulnerability in server code of file transfer extension that can result remote code execution. |
CVE-2018-6307
|
| VCID-resh-vy8f-93fq | LibVNC before commit 502821828ed00b4a2c4bef90683d0fd88ce495de contains heap out-of-bound write vulnerability in server code of file transfer extension that can result remote code execution |
CVE-2018-15127
|
| VCID-vsph-1se3-z7a8 | 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. |
CVE-2018-21247
|
| VCID-w91q-2f69-7fe9 | An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified other impact (e.g., an integer overflow) via specially crafted VNC packets. |
CVE-2018-7225
|
| VCID-yjps-zmt3-wqcf | LibVNC before commit a83439b9fbe0f03c48eb94ed05729cb016f8b72f contains multiple heap out-of-bound write vulnerabilities in VNC client code that can result remote code execution |
CVE-2018-20019
|