UltraVNC revision 1205 has stack-based buffer overflow vulnerability in VNC client code inside ShowConnInfo routine, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. User interaction is required to trigger this vulnerability. This vulnerability has been fixed in revision 1206.
References
| Link | Resource |
|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf | |
| https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf | Third Party Advisory |
| https://cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf | |
| https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-009-ultravnc-access-of-memory-location-after-end-of-buffer/ | Not Applicable Third Party Advisory |
| https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-010-ultravnc-stack-based-buffer-overflow/ | Third Party Advisory |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-131-11 | |
| https://www.us-cert.gov/ics/advisories/icsa-20-161-06 | Third Party Advisory US Government Resource |
Configurations
History
11 May 2021, 13:15
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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Information
Published : 2019-03-05 15:29
Updated : 2023-12-10 12:44
NVD link : CVE-2019-8263
Mitre link : CVE-2019-8263
CVE.ORG link : CVE-2019-8263
JSON object : View
Products Affected
uvnc
- ultravnc
siemens
- sinumerik_pcu_base_win10_software\/ipc
- sinumerik_access_mymachine\/p2p
- sinumerik_pcu_base_win7_software\/ipc