CVE-2022-32148
CVSS v3
6.5
MEDIUM
EPSS Score
1.4 %
exploit probability, as of 2026-10-12
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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Affected and fixed versions
Packages from OSV.dev and products from the vendors' CSAF advisories.
version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.
Packages
- golangBitnamiall versions · fixed in 1.17.12
- stdlibGoall versions · fixed in 1.17.12
- buildahAlmaLinux:8all versions · fixed in 1:1.24.6-5.module_el8.8.0+3468+16b86c82and 1 other package
- cockpit-podmanAlmaLinux:8all versions · fixed in 46-1.module_el8.7.0+3344+5bcd850f
- conmonAlmaLinux:8all versions · fixed in 2:2.1.4-1.module_el8.7.0+3344+5bcd850f
- container-selinuxAlmaLinux:8all versions · fixed in 2:2.199.0-1.module_el8.8.0+3468+16b86c82
- containernetworking-pluginsAlmaLinux:8all versions · fixed in 1:1.1.1-2.module_el8.7.0+3344+5bcd850f
- containers-commonAlmaLinux:8all versions · fixed in 2:1-37.module_el8.8.0+3468+16b86c82
24 more package ranges on OSV.dev
Vendor advisories
golang: net/http/httputil: NewSingleHostReverseProxy - omit X-Forwarded-For not working
migration-toolkit-virtualization/mtv-controller-rhel9 as a component of Migration Toolkit for Virtualization · workload-availability/node-maintenance-rhel8-operator as a component of Node Maintenance Operator · helm.src as a component of OpenShift Developer Tools and Services
Siemens SCALANCE XCM-/XRM-300
SCALANCE XCH328 (6GK5328-4TS01-2EC2) · SCALANCE XCM324 (6GK5324-8TS01-2AC2) · SCALANCE XCM328 (6GK5328-4TS01-2AC2)
SSA-806742: Multiple Vulnerabilities in SCALANCE XCM-/XRM-300 before V2.4
SCALANCE XCH328 (6GK5328-4TS01-2EC2) · SCALANCE XCM324 (6GK5324-8TS01-2AC2) · SCALANCE XCM328 (6GK5328-4TS01-2AC2)
Red Hat Security Advisory: Red Hat Ceph Storage 6.1 Container security and bug fix update
Red Hat Security Advisory: container-tools:4.0 security and bug fix update
Red Hat Security Advisory: container-tools:rhel8 security, bug fix, and enhancement update
32 more advisories
Description
Improper exposure of client IP addresses in net/http before Go 1.17.12 and Go 1.18.4 can be triggered by calling httputil.ReverseProxy.ServeHTTP with a Request.Header map containing a nil value for the X-Forwarded-For header, which causes ReverseProxy to set the client IP as the value of the X-Forwarded-For header.
Technical details
- Published
- 2022-08-10
Frequently asked questions
What is CVE-2022-32148?
Improper exposure of client IP addresses in net/http before Go 1.17.12 and Go 1.18.4 can be triggered by calling httputil.ReverseProxy.ServeHTTP with a Request.Header map containing a nil value for the X-Forwarded-For header, which causes ReverseProxy to set the client IP as the value of the X-Forwarded-For header.
Is CVE-2022-32148 actively exploited?
Active exploitation of CVE-2022-32148 has not been confirmed. Its EPSS score was 1.4% on 2026-10-12, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2022-32148?
CVE-2022-32148 has a CVSS v3 base score of 6.5 (MEDIUM severity).
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