CVE-2022-30580: Empty Cmd.Path can trigger unintended binary in os/exec on Windows

Reference Links

• https://go.dev/cl/403759
• https://go.dev/issue/52574
• https://go.googlesource.com/go/+/960ffa98ce73ef2c2060c84c7ac28d37a83f345e
• https://groups.google.com/g/golang-announce/c/TzIC9-t8Ytg/m/IWz5T6x7AAAJ
• https://pkg.go.dev/vuln/GO-2022-0532
• https://www.ibm.com/support/pages/node/7173596 (Advisory)

Parent vulnerabilities

(Appears in the following advisories)

• IBM-7173596

Frequently Asked Questions

• What is the vulnerability ID of this code injection vulnerability?

  The vulnerability ID is CVE-2022-30580.

• What is the severity of CVE-2022-30580?

  The severity of CVE-2022-30580 is high with a CVSS score of 7.8.

• Which software versions are affected by CVE-2022-30580?

  Versions of Go before 1.17.11 and versions between 1.18.0 and 1.18.3 are affected by CVE-2022-30580.

• How can an attacker exploit this vulnerability?

  An attacker can exploit this vulnerability by calling Cmd.Run, Cmd.Start, Cmd.Output, or Cmd.CombinedOutput when Cmd.Path is unset, allowing execution of any binaries in the working directory named "..com" or "..exe".

• Are there any fix or workaround available for CVE-2022-30580?

  Yes, upgrading to Go 1.17.11 or Go 1.18.3 or later versions is recommended to fix CVE-2022-30580.