CVE-2019-8269 — Stack-based Buffer Overflow in Ultravnc

CWE-121 — Stack-based Buffer OverflowCWE-787 — Out-of-bounds Write3 documents3 sources
Severity
7.5HIGHNVD
EPSS
0.7%
top 27.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Siemens Sinumerik Access Mymachine P2PSiemens Sinumerik PCU Base Win10 Software IPCUvnc Ultravnc+2 more
Timeline
PublishedMar 8
Latest updateMay 13

Description

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1207.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages5 packages

▶NVDuvnc/ultravnc< 1.2.2.3
▶CVEListV5kaspersky_lab/ultravnc1.2.2.3

🔴Vulnerability Details

1
GHSA
GHSA-c3jw-vhq9-x9j2: UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service↗2022-05-13
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📋Vendor Advisories

1
CISA ICS
Siemens SINUMERIK↗2020-06-12
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