CVEvulnerability
CVE-2019-8264
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2019-03-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-125, CWE-787, CWE-788
Description
UltraVNC revision 1203 has out-of-bounds access vulnerability in VNC client inside Ultra2 decoder, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1204.
Affected configurations
• uvnc ultravnc (< 1.2.2.3)
Related
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf cert-portal.siemens.com
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-011-ultravnc-access-of-memory-location-after-end-of-buffer/ Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11 us-cert.cisa.gov
- https://www.us-cert.gov/ics/advisories/icsa-20-161-06 www.us-cert.gov
- https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf cert-portal.siemens.com
- https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf cert-portal.siemens.com
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-011-ultravnc-access-of-memory-location-after-end-of-buffer/ Third Party Advisory
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11 us-cert.cisa.gov
- https://www.us-cert.gov/ics/advisories/icsa-20-161-06 www.us-cert.gov