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CVE-2021-29923

Description

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.

Risk Information

Base Score
7.5
MODERATE
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS Score
Exploitation Probability
0.115

Associated Vulnerability

VulnerabilityOS Platform
(RHSA-2021:3585) go-toolset:rhel8 security update go-toolset-1.15.14-2.module+el8.4.0+12542+e3fec473.x86_64.rpmLinux
(RHSA-2021:3585) go-toolset:rhel8 security update golang-1.15.14-2.module+el8.4.0+12542+e3fec473.x86_64.rpmLinux
(RHSA-2021:3585) go-toolset:rhel8 security update golang-bin-1.15.14-2.module+el8.4.0+12542+e3fec473.x86_64.rpmLinux
(RHSA-2021:3585) go-toolset:rhel8 security update golang-docs-1.15.14-2.module+el8.4.0+12542+e3fec473.noarch.rpmLinux
(RHSA-2021:3585) go-toolset:rhel8 security update golang-misc-1.15.14-2.module+el8.4.0+12542+e3fec473.noarch.rpmLinux
(RHSA-2021:3585) go-toolset:rhel8 security update golang-race-1.15.14-2.module+el8.4.0+12542+e3fec473.x86_64.rpmLinux
(RHSA-2021:3585) go-toolset:rhel8 security update golang-src-1.15.14-2.module+el8.4.0+12542+e3fec473.noarch.rpmLinux
(RHSA-2021:3585) go-toolset:rhel8 security update golang-tests-1.15.14-2.module+el8.4.0+12542+e3fec473.noarch.rpmLinux
Delve update (ELSA-2021-3585) delve-1.5.0-2.0.1.module+el8.4.0+20021+8a86d991.x86_64.rpmLinux
Go-toolset update (ELSA-2021-3585) go-toolset-1.15.14-2.module+el8.4.0+20307+d24cc4c6.x86_64.rpmLinux
Golang update (ELSA-2021-3585) golang-1.15.14-1.module+el8.4.0+20307+d24cc4c6.x86_64.rpmLinux
Golang-bin update (ELSA-2021-3585) golang-bin-1.15.14-1.module+el8.4.0+20307+d24cc4c6.x86_64.rpmLinux
Golang-docs update (ELSA-2021-3585) golang-docs-1.15.14-1.module+el8.4.0+20307+d24cc4c6.noarch.rpmLinux
Golang-misc update (ELSA-2021-3585) golang-misc-1.15.14-1.module+el8.4.0+20307+d24cc4c6.noarch.rpmLinux
Golang-race update (ELSA-2021-3585) golang-race-1.15.14-1.module+el8.4.0+20307+d24cc4c6.x86_64.rpmLinux
Golang-src update (ELSA-2021-3585) golang-src-1.15.14-1.module+el8.4.0+20307+d24cc4c6.noarch.rpmLinux
Golang-tests update (ELSA-2021-3585) golang-tests-1.15.14-1.module+el8.4.0+20307+d24cc4c6.noarch.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234