Buffer overflow in Siemens Openv2g

CVE-2022-27242

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.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (10.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-27242?
CVE-2022-27242 is a medium-severity vulnerability in Siemens Openv2g, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2022-05-20.
How severe is CVE-2022-27242?
Medium severity. CVSS v3 base score is 5.5 out of 10.