CVE-2023-29404: Improper handling of non-optional LDFLAGS in go command with cgo in cmd/go
First published: Thu Jun 08 2023(Updated: )
Golang Go could allow a remote attacker to execute arbitrary code on the system, caused by a flaw when running "go get" on a malicious module. By sending a specially crafted request using linker flags, an attacker could exploit this vulnerability to execute arbitrary code on the system.
Credit: security@golang.org security@golang.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Golang Go | <1.19.10 | |
| Golang Go | >=1.20.0<1.20.5 | |
| Fedoraproject Fedora | =38 | |
| IBM Storage Protect Plus vSnap | <=10.1 |
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Reference Links
- https://go.dev/cl/501225
- https://go.dev/issue/60305
- https://groups.google.com/g/golang-announce/c/q5135a9d924/m/j0ZoAJOHAwAJ
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NZ2O6YCO2IZMZJELQGZYR2WAUNEDLYV6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XBS3IIK6ADV24C5ULQU55QLT2UE762ZX/
- https://pkg.go.dev/vuln/GO-2023-1841
- https://security.gentoo.org/glsa/202311-09
- https://exchange.xforce.ibmcloud.com/vulnerabilities/257654
- https://www.ibm.com/support/pages/node/7096482 (Advisory)
Frequently Asked Questions
What is CVE-2023-29404?
CVE-2023-29404 is a vulnerability in the go command that allows for the execution of arbitrary code at build time when using cgo.
How does CVE-2023-29404 occur?
CVE-2023-29404 can occur when running 'go get' on a malicious module or any other command that builds untrusted code.
What triggers CVE-2023-29404?
CVE-2023-29404 can be triggered by linker flags specified via a '#cgo LDFLAGS' directive.
Which software versions are affected by CVE-2023-29404?
The affected software versions are Go up to and including 1.19.10, Go between 1.20.0 and 1.20.5, and Fedora 38.
What is the severity of CVE-2023-29404?
CVE-2023-29404 has a severity rating of 9.8 (critical).
What is the CWE classification of CVE-2023-29404?
CVE-2023-29404 is classified as CWE-94 (Code Injection).
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