CVE-2019-8277

7.5HIGH

Key Information:

Vendor
Kaspersky
Status
Ultravnc
Vendor
CVE Published:
8 March 2019

Summary

UltraVNC revision 1211 contains multiple memory leaks (CWE-665) in VNC server code, which allows an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1212.

Affected Version(s)

UltraVNC revision 1211

References

https://ics-cert.kaspersky.com/advisories/klcert-advisori...
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https://cert-portal.siemens.com/productcert/pdf/ssa-92709...
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https://www.us-cert.gov/ics/advisories/icsa-20-161-06
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CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.