Unbounded Memory Copy Vulnerability in Das U-Boot Affected by NFS Lookup
CVE-2019-14196

9.8CRITICAL

Key Information:

Vendor

Denx

Status
U-boot
Vendor
CVE Published:
31 July 2019

What is CVE-2019-14196?

An unbounded memory copy vulnerability exists in Das U-Boot, specifically at the nfs_lookup_reply function. This issue arises when the length check fails, leading to potential memory corruption. This vulnerability can be exploited to disrupt the normal functioning of applications leveraging NFS, posing significant security risks.

References

https://gitlab.com/u-boot/u-boot
x_refsource_MISC
https://blog.semmle.com/uboot-rce-nfs-vulnerability/
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

.