PRIOn knowledge basePRION:CVE-2021-29923Improper access control
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
7.4 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
58.2%
Go before 1.17 does not properly consider extraneous zero characters at the beginning of an IP address octet, which (in some situations) allows attackers to bypass access control that is based on IP addresses, because of unexpected octal interpretation. This affects net.ParseIP and net.ParseCIDR.
| CPE | Name | Operator | Version |
|---|---|---|---|
| fedora | eq | 36 | |
| go | lt | 1.17 | |
| timesten_in-memory_database | lt | 21.1.1.1.0 |
References
defcon.org/html/defcon-29/dc-29-speakers.html
github.com/golang/go/issues/30999
github.com/golang/go/issues/43389
github.com/sickcodes/security/blob/master/advisories/SICK-2021-016.md
go-review.googlesource.com/c/go/+/325829/
golang.org/pkg/net/
lists.fedoraproject.org/archives/list/[email protected]/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/
security.gentoo.org/glsa/202208-02
www.oracle.com/security-alerts/cpujan2022.html
Related
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
7.4 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
0.002 Low
EPSS
Percentile
58.2%