CVE-2022-30767

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
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.
Overview
  • CVE ID
  • CVE-2022-30767
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-05-16T03:15:07
  • Last Modified Date
  • 2022-10-27T20:02:37
Weakness Enumerations
CWE URL
CWE-120 http://cwe.mitre.org/data/definitions/120.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:* 1 OR 2022.04
cpe:2.3:a:denx:u-boot:2022.07:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:denx:u-boot:2022.07:rc2:*:*:*:*:*:* 1 OR
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96 Patch Third Party Advisory
https://lists.denx.de/pipermail/u-boot/2022-May/483952.html Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DF62MVMH3QUGMBDCB3DY2ERQ6EBHTADB/ Patch Third Party Advisory
https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/ Exploit Third Party Advisory
https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80 Patch Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2022-30767
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-30767
History
Created Old Value New Value Data Type Notes
2022-05-16 04:00:27 Added to TrackCVE