CVE & CISA-KEV Catalog

CVE-2019-8277

HIGHEPSS 86th pctl
7.5
CVSS v3
NVD

Description

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.

How to fix

Remediation Available
sinumerik access mymachine\/p2pNVD
Affected:< 4.8Fixed in:4.8CVE-2019-8277derived from NVD
sinumerik pcu base win10 software\/ipcNVD
Affected:< 14.00Fixed in:14.00CVE-2019-8277derived from NVD
ultravncNVD
Affected:< 1.2.2.3Fixed in:1.2.2.3CVE-2019-8277derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

2.97%probability of exploitation in 30 days
86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.