Critical severity9.8NVD Advisory· Published Mar 8, 2019· Updated Jun 17, 2026
CVE-2019-8273
CVE-2019-8273
Description
UltraVNC revision 1211 has a heap buffer overflow vulnerability in VNC server code inside file transfer request handler, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1212.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6- cpe:2.3:a:siemens:sinumerik_access_mymachine\/p2p:*:*:*:*:*:*:*:*Range: <4.8
- cpe:2.3:a:siemens:sinumerik_pcu_base_win10_software\/ipc:*:*:*:*:*:*:*:*Range: <14.00
- cpe:2.3:a:siemens:sinumerik_pcu_base_win7_software\/ipc:*:*:*:*:*:*:*:*Range: <=12.01
- Kaspersky Lab/UltraVNCv5Range: 1.2.2.3
Patches
Vulnerability mechanics
References
3- cert-portal.siemens.com/productcert/pdf/ssa-927095.pdfnvdThird Party Advisory
- ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-020-ultravnc-heap-based-buffer-overflow/nvdThird Party Advisory
- www.us-cert.gov/ics/advisories/icsa-20-161-06nvdThird Party AdvisoryUS Government Resource
News mentions
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