7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
68.5%
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.
Author | Note |
---|---|
sbeattie | introduced in 5d14ee4e53a81055d34ba280cb8fd90330f22a96 upstream |
launchpad.net/bugs/cve/CVE-2022-30767
lists.denx.de/pipermail/u-boot/2022-May/483952.html
nvd.nist.gov/vuln/detail/CVE-2022-30767
security-tracker.debian.org/tracker/CVE-2022-30767
securitylab.github.com/research/uboot-rce-nfs-vulnerability/
ubuntu.com/security/notices/USN-5764-1
www.cve.org/CVERecord?id=CVE-2022-30767
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.003 Low
EPSS
Percentile
68.5%