U Boot
CVE-2019-14195
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionCVE.org
An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with unvalidated length at nfs_readlink_reply in the "else" block after calculating the new path length.
AnalysisAI
An issue was discovered in Das U-Boot through 2019.07. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. An issue was discovered in Das U-Boot through 2019.07. There is an unbounded memcpy with unvalidated length at nfs_readlink_reply in the "else" block after calculating the new path length. Affected products include: Denx U-Boot. Version information: through 2019.07..
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).
In Das U-Boot through 2022.07-rc5, an integer signedness error and resultant stack-based buffer overflow in the "i2c md"
Das U-Boot 2022.01 has a Buffer Overflow, a different issue than CVE-2022-30552. Rated high severity (CVSS 7.8), this vu
Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions and subsequently boot arbitrary images
nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a fai
DENX U-Boot through 2018.09-rc1 has a remotely exploitable buffer overflow via a malicious TFTP server because TFTP traf
There exists an unchecked length field in UBoot. Rated high severity (CVSS 7.7), this vulnerability is no authentication
An issue was discovered in Das U-Boot through 2019.07. Rated critical severity (CVSS 9.8), this vulnerability is remotel
An issue was discovered in Das U-Boot through 2019.07. Rated critical severity (CVSS 9.8), this vulnerability is remotel
An issue was discovered in Das U-Boot through 2019.07. Rated critical severity (CVSS 9.8), this vulnerability is remotel
An issue was discovered in Das U-Boot through 2019.07. Rated critical severity (CVSS 9.8), this vulnerability is remotel
An issue was discovered in Das U-Boot through 2019.07. Rated critical severity (CVSS 9.8), this vulnerability is remotel
An issue was discovered in Das U-Boot through 2019.07. Rated critical severity (CVSS 9.8), this vulnerability is remotel
Same weakness CWE-787 – Out-of-bounds Write
View allSame technique Memory Corruption
View allShare
External POC / Exploit Code
Leaving vuln.today