CVE-2018-3991

An exploitable heap overflow vulnerability exists in the WkbProgramLow function of WibuKey Network server management, version 6.40.2402.500. A specially crafted TCP packet can cause a heap overflow, potentially leading to remote code execution. An attacker can send a malformed TCP packet to trigger this vulnerability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
talosCNA
10 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 98%
VendorProductVersion
wibuwibukey
6.40.2402.500
siemenssimatic_wincc_open_architecture
3.14
siemenssimatic_wincc_open_architecture
3.15
siemenssimatic_wincc_open_architecture
3.16
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://www.securityfocus.com/bid/107005
https://cert-portal.siemens.com/productcert/pdf/ssa-760124.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-844562.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-902727.pdf
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0659
http://www.securityfocus.com/bid/107005
https://cert-portal.siemens.com/productcert/pdf/ssa-760124.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-844562.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-902727.pdf
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0659