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UltraVNC records

7 published records for vendor UltraVNC. 0 of them have been exploited in the wild (listed in CISA KEV) and 2 have a ready-made attack tool.

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Entered KEV
0 · 0%
Weaponized
2 · 28.6%
Pre-auth RCE
3
With a fix record
0%
Median publish → KEV
No record has entered KEV

Pre-auth RCE: flaws that let an attacker run code over the network without an account. Median publish → KEV: the typical time between a record being published and CISA listing it as exploited.

All records

7 records
  • Multiple buffer overflows in (a) UltraVNC (aka Ultr@VNC) 1.0.1 and earlier and (b) tabbed_viewer 1.29 (1) allow user-assisted remote attacke

    CriticalCVSS 9.0WeaponizedEPSS 68%

    ultravnc · tabbed viewerApr 6, 2006

  • Stack-based buffer overflow in the ClientConnection::NegotiateProtocolVersion function in vncviewer/ClientConnection.cpp in vncviewer for Ul

    CriticalCVSS 9.3WeaponizedEPSS 38%

    ultravnc · ultravncFeb 6, 2008

  • 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 serv

    CriticalCVSS 10.0Proof of conceptEPSS 13%

    tightvnc · tightvncFeb 4, 2009

  • The MS-Logon authentication scheme in UltraVNC (aka Ultr@VNC) 1.0.1 uses weak encryption (XOR) for challenge/response, which allows remote a

    CriticalCVSS 10.0No exploitEPSS 2%

    ultravnc · ultravncMay 5, 2006

  • CVE-2008-5001
    39Monitor

    Multiple stack-based buffer overflows in multiple functions in vncviewer/FileTransfer.cpp in vncviewer for UltraVNC 1.0.2 and 1.0.4 before 0

    CriticalCVSS 9.3No exploitEPSS 5%

    ultravnc · ultravncNov 10, 2008

  • CVE-2016-5673
    31Monitor

    UltraVNC Repeater before 1300 does not restrict destination IP addresses or TCP ports, which allows remote attackers to obtain open-proxy fu

    HighCVSS 7.5No exploitEPSS 1%

    ultravnc · repeaterAug 25, 2016

  • CVE-2010-5248
    27Monitor

    Untrusted search path vulnerability in UltraVNC 1.0.8.2 allows local users to gain privileges via a Trojan horse vnclang.dll file in the cur

    MediumCVSS 6.9No exploitEPSS 0%

    ultravnc · ultravncSep 7, 2012