Is CVE-2019-8259 in the CISA KEV catalog?

No. CVE-2019-8259 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2019-8259?

CVE-2019-8259 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2019-8259?

CVE-2019-8259 has an EPSS score of 3.01% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2019-8259?

Upgrade sinumerik access mymachine\/p2p to 4.8 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2019-8259

HIGHEPSS 86th pctl

7.5

CVSS v3

NVD

Description

UltraVNC revision 1198 contains multiple memory leaks (CWE-655) in VNC client code, which allow 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 1199.

CWE-665 CWE-401Missing Release of Memory (Memory Leak)

How to fix

Remediation Available

sinumerik access mymachine\/p2pNVD

Affected:< 4.8Fixed in:4.8CVE-2019-8259derived from NVD

sinumerik pcu base win10 software\/ipcNVD

Affected:< 14.00Fixed in:14.00CVE-2019-8259derived from NVD

ultravncNVD

Affected:< 1.2.2.3Fixed in:1.2.2.3CVE-2019-8259derived 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

3.01%probability of exploitation in 30 days

86thpercentile

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

References

Third-Party Advisory3

Other references3

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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.