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.
References
| Link | Resource |
|---|---|
| https://github.com/golang/go/issues/43389 | Issue Tracking Third Party Advisory |
| https://github.com/golang/go/issues/30999 | Exploit Issue Tracking Third Party Advisory |
| https://defcon.org/html/defcon-29/dc-29-speakers.html#kaoudis | Third Party Advisory |
| https://github.com/sickcodes/security/blob/master/advisories/SICK-2021-016.md | Exploit Third Party Advisory |
| https://golang.org/pkg/net/#ParseCIDR | Vendor Advisory |
| https://go-review.googlesource.com/c/go/+/325829/ | Patch Third Party Advisory |
| https://www.oracle.com/security-alerts/cpujan2022.html | Patch Third Party Advisory |
| https://security.gentoo.org/glsa/202208-02 | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ |
Configurations
History
07 Nov 2023, 03:32
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
|
Information
Published : 2021-08-07 17:15
Updated : 2023-11-07 03:32
NVD link : CVE-2021-29923
Mitre link : CVE-2021-29923
JSON object : View
Products Affected
golang
- go
oracle
- timesten_in-memory_database
fedoraproject
- fedora
CWE