critical9.8
CVE-2019-8272
UltraVNC revision 1211 has multiple off-by-one vulnerabilities in VNC server code, which can potentially result in code execution.
Impact
UltraVNC revision 1211 has multiple off-by-one vulnerabilities in VNC server code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1212.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Uvnc | Ultravnc | before 1.2.2.3 |
| Siemens | Sinumerik Access Mymachine\/P2p | before 4.8 |
| Siemens | Sinumerik Pcu Base Win10 Software\/Ipc | before 14.00 |
| Siemens | Sinumerik Pcu Base Win7 Software\/Ipc | through 12.01 |
Weakness classification
References
- NVD record
- CVE.org record
- https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-019-ultravnc-off-by-one-error/
- https://www.us-cert.gov/ics/advisories/icsa-20-161-06
- https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
- https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-019-ultravnc-off-by-one-error/
- https://www.us-cert.gov/ics/advisories/icsa-20-161-06