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CVE-2019-8266

UNKNOWN
Published 2019-03-09T00:00:00Z
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No CVSS data available

Description

UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of ClientConnection::Copybuffer function in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. User interaction is required to trigger these vulnerabilities. These vulnerabilities have been fixed in revision 1208.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Kaspersky Lab

UltraVNC

Affected Versions:

1.2.2.3

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-h88h-84v5-wrjr

Advisory Details

UltraVNC revision 1207 has multiple out-of-bounds access vulnerabilities connected with improper usage of ClientConnection::Copybuffer function in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. User interaction is required to trigger these vulnerabilities. These vulnerabilities have been fixed in revision 1208.

CVSS Scoring

CVSS Score

9.0

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2019-8266
WEB https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
WEB https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-013-ultravnc-access-of-memory-location-after-end-of-buffer
WEB https://www.us-cert.gov/ics/advisories/icsa-20-161-06

Advisory provided by GitHub Security Advisory Database. Published: May 13, 2022, Modified: May 13, 2022

References

https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-013-ultravnc-access-of-memory-location-after-end-of-buffer/
https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
https://www.us-cert.gov/ics/advisories/icsa-20-161-06
Published: 2019-03-09T00:00:00Z
Last Modified: 2024-09-16T23:05:39.052Z
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