Remote Buffer Overflow in Pengutronix Barebox NFS Component
CVE-2019-15938

9.8CRITICAL

Key Information:

Vendor

Pengutronix

Status
Barebox
Vendor
CVE Published:
5 September 2019

What is CVE-2019-15938?

A remote buffer overflow vulnerability exists in the NFS component of Pengutronix Barebox up to version 2019.08.1. This vulnerability is triggered due to the unsafe handling of a length field in the nfs_readlink_req function, which directly utilizes the length for a memcpy operation. An attacker can exploit this flaw by sending crafted requests to the affected system, potentially allowing for arbitrary code execution or other malicious actions.

References

https://git.pengutronix.de/cgit/barebox/commit/fs/nfs.c?h...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.