Libvncserver
by Libvncserver
Source repositories
CVEs (38)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2019-20840 | 0.00 | — | 0.03 | Jun 17, 2020 | 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. | |||
| CVE-2010-5304 | 0.00 | — | 0.03 | Feb 5, 2020 | A NULL pointer dereference flaw was found in the way LibVNCServer before 0.9.9 handled certain ClientCutText message. A remote attacker could use this flaw to crash the VNC server by sending a specially crafted ClientCutText message from a VNC client. | |||
| CVE-2019-15681 | 0.00 | — | 0.03 | Oct 29, 2019 | 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… | |||
| CVE-2018-20750 | 0.00 | — | 0.03 | Jan 30, 2019 | 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. | |||
| CVE-2018-20748 | 0.00 | — | 0.03 | Jan 30, 2019 | 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. | |||
| CVE-2018-20749 | 0.00 | — | 0.03 | Jan 30, 2019 | 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. | |||
| CVE-2018-20021 | 0.00 | — | 0.04 | Dec 19, 2018 | 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-2018-20023 | 0.00 | — | 0.03 | Dec 19, 2018 | 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… | |||
| CVE-2018-15126 | 0.00 | — | 0.12 | Dec 19, 2018 | LibVNC before commit 73cb96fec028a576a5a24417b57723b55854ad7b contains heap use-after-free vulnerability in server code of file transfer extension that can result remote code execution | |||
| CVE-2018-15127 | 0.00 | — | 0.15 | Dec 19, 2018 | 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-2018-20022 | 0.00 | — | 0.03 | Dec 19, 2018 | 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… | |||
| CVE-2018-20024 | 0.00 | — | 0.03 | Dec 19, 2018 | LibVNC before commit 4a21bbd097ef7c44bb000c3bd0907f96a10e4ce7 contains null pointer dereference in VNC client code that can result DoS. | |||
| CVE-2014-6053 | 0.00 | — | 0.08 | Dec 15, 2014 | The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a denial of service (memory consumption or daemon… | |||
| CVE-2014-6052 | 0.00 | — | 0.07 | Dec 15, 2014 | The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large… | |||
| CVE-2014-6054 | 0.00 | — | 0.06 | Oct 6, 2014 | The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier allows remote attackers to cause a denial of service (divide-by-zero error and server crash) via a zero value in the scaling factor in a (1) PalmVNCSetScaleFactor or (2)… | |||
| CVE-2014-6055 | 0.00 | — | 0.08 | Sep 30, 2014 | Multiple stack-based buffer overflows in the File Transfer feature in rfbserver.c in LibVNCServer 0.9.9 and earlier allow remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via a (1) long file or (2) directory name or the (3)… | |||
| CVE-2014-6051 | 0.00 | — | 0.08 | Sep 30, 2014 | Integer overflow in the MallocFrameBuffer function in vncviewer.c in LibVNCServer 0.9.9 and earlier allows remote VNC servers to cause a denial of service (crash) and possibly execute arbitrary code via an advertisement for a large screen size, which triggers a heap-based buffer… | |||
| CVE-2006-2450 | 0.00 | — | 0.04 | Jul 18, 2006 | auth.c in LibVNCServer 0.7.1 allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is accepted even if it is not offered by the server, a different issue than CVE-2006-2369. |
- CVE-2019-20840Jun 17, 2020risk 0.00cvss —epss 0.03
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.
- CVE-2010-5304Feb 5, 2020risk 0.00cvss —epss 0.03
A NULL pointer dereference flaw was found in the way LibVNCServer before 0.9.9 handled certain ClientCutText message. A remote attacker could use this flaw to crash the VNC server by sending a specially crafted ClientCutText message from a VNC client.
- CVE-2019-15681Oct 29, 2019risk 0.00cvss —epss 0.03
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…
- CVE-2018-20750Jan 30, 2019risk 0.00cvss —epss 0.03
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.
- CVE-2018-20748Jan 30, 2019risk 0.00cvss —epss 0.03
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.
- CVE-2018-20749Jan 30, 2019risk 0.00cvss —epss 0.03
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.
- CVE-2018-20021Dec 19, 2018risk 0.00cvss —epss 0.04
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-2018-20023Dec 19, 2018risk 0.00cvss —epss 0.03
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…
- CVE-2018-15126Dec 19, 2018risk 0.00cvss —epss 0.12
LibVNC before commit 73cb96fec028a576a5a24417b57723b55854ad7b contains heap use-after-free vulnerability in server code of file transfer extension that can result remote code execution
- CVE-2018-15127Dec 19, 2018risk 0.00cvss —epss 0.15
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-2018-20022Dec 19, 2018risk 0.00cvss —epss 0.03
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…
- CVE-2018-20024Dec 19, 2018risk 0.00cvss —epss 0.03
LibVNC before commit 4a21bbd097ef7c44bb000c3bd0907f96a10e4ce7 contains null pointer dereference in VNC client code that can result DoS.
- CVE-2014-6053Dec 15, 2014risk 0.00cvss —epss 0.08
The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a denial of service (memory consumption or daemon…
- CVE-2014-6052Dec 15, 2014risk 0.00cvss —epss 0.07
The HandleRFBServerMessage function in libvncclient/rfbproto.c in LibVNCServer 0.9.9 and earlier does not check certain malloc return values, which allows remote VNC servers to cause a denial of service (application crash) or possibly execute arbitrary code by specifying a large…
- CVE-2014-6054Oct 6, 2014risk 0.00cvss —epss 0.06
The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier allows remote attackers to cause a denial of service (divide-by-zero error and server crash) via a zero value in the scaling factor in a (1) PalmVNCSetScaleFactor or (2)…
- CVE-2014-6055Sep 30, 2014risk 0.00cvss —epss 0.08
Multiple stack-based buffer overflows in the File Transfer feature in rfbserver.c in LibVNCServer 0.9.9 and earlier allow remote authenticated users to cause a denial of service (crash) and possibly execute arbitrary code via a (1) long file or (2) directory name or the (3)…
- CVE-2014-6051Sep 30, 2014risk 0.00cvss —epss 0.08
Integer overflow in the MallocFrameBuffer function in vncviewer.c in LibVNCServer 0.9.9 and earlier allows remote VNC servers to cause a denial of service (crash) and possibly execute arbitrary code via an advertisement for a large screen size, which triggers a heap-based buffer…
- CVE-2006-2450Jul 18, 2006risk 0.00cvss —epss 0.04
auth.c in LibVNCServer 0.7.1 allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is accepted even if it is not offered by the server, a different issue than CVE-2006-2369.
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