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CVE-2022-27242

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-05-20 · updated 2026-06-17
• Weakness: CWE-120

Description

A vulnerability has been identified in OpenV2G (V0.9.4). The OpenV2G EXI parsing feature is missing a length check when parsing X509 serial numbers. Thus, an attacker could introduce a buffer overflow that leads to memory corruption.

Affected products

• Siemens OpenV2G: 0.9.4

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-736385.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-736385.pdf

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