Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2022-30767 First vendor Publication 2022-05-16
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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 failed length check, leading to a buffer overflow. NOTE: this issue exists because of an incorrect fix for CVE-2019-14196.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30767

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 47
Os 1

Sources (Detail)

https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96
https://lists.denx.de/pipermail/u-boot/2022-May/483952.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/
https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffd...
Source Url

Alert History

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Date Informations
2024-11-28 14:10:46
  • Multiple Updates
2023-11-07 21:32:16
  • Multiple Updates
2022-10-28 00:27:44
  • Multiple Updates
2022-09-21 21:27:33
  • Multiple Updates
2022-08-03 02:08:41
  • Multiple Updates
2022-06-28 17:27:20
  • Multiple Updates
2022-06-17 02:08:57
  • Multiple Updates
2022-05-25 21:27:08
  • Multiple Updates
2022-05-17 02:03:27
  • Multiple Updates
2022-05-17 02:03:25
  • Multiple Updates
2022-05-16 17:27:08
  • Multiple Updates
2022-05-16 09:27:13
  • First insertion