Buffer overflow in Siemens Sinumerik Access Mymachine\/p2p
CVE-2019-8262
UltraVNC revision 1203 has multiple heap buffer overflow vulnerabilities in VNC client code inside Ultra decoder, which results in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1204.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.048 (91.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.048 · newest: 0.048 · change: 0.000
Affected products
Weakness classification (CWE)
References
- ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-008-ul… (Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf (Third Party Advisory)
- www.us-cert.gov/ics/advisories/icsa-20-161-06 (US Government Resource, Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf
- cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
- us-cert.cisa.gov/ics/advisories/icsa-21-131-11
Frequently asked questions
- What is CVE-2019-8262?
- CVE-2019-8262 is a critical-severity vulnerability in Siemens Sinumerik Access Mymachine\/p2p, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2019-03-05.
- How severe is CVE-2019-8262?
- Critical severity. CVSS v3 base score is 9.8 out of 10.