CVE & CISA-KEV CatalogNVD
CVE-2019-12255
CRITICALEPSS 99th pctl9.8
CVSS v3
Description
Wind River VxWorks has a Buffer Overflow in the TCP component (issue 1 of 4). This is a IPNET security vulnerability: TCP Urgent Pointer = 0 that leads to an integer underflow.
CVSS v3 Vector
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
75.25%probability of exploitation in 30 days
99thpercentile
Very high risk: more likely to be exploited than 99% of all known CVEs.
References
- http://packetstormsecurity.com/files/154022/VxWorks-6.8-Integer-Underflow.html
- https://cert-portal.siemens.com/productcert/pdf/ssa-189842.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-632562.pdf
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0009
- https://security.netapp.com/advisory/ntap-20190802-0001/
- https://support.f5.com/csp/article/K41190253
- https://support.f5.com/csp/article/K41190253?utm_source=f5support&%3Butm_medium=RSS
- https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2019-12255
- https://support2.windriver.com/index.php?page=security-notices
- https://www.windriver.com/security/announcements/tcp-ip-network-stack-ipnet-urgent11/
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Start freeThis 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.