QID 376057

Date Published: 2021-11-17

QID 376057: GoLang Multiple Vulnerabilities

Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.

CVE-2021-41771: Malformed binaries parsed using Open or OpenFat can cause a panic when calling ImportedSymbols, due to an out-of-bounds slice operation.

CVE-2021-41772: Reader.Open (the API implementing io/fs.FS introduced in Go 1.16) can be made to panic by an attacker providing either a crafted ZIP archive containing completely invalid names or an empty filename argument.

Affected Version:
Go version before 1.17.3 in 1.17.x
Go version 1.16.10 and earlier

QID Detection Logic(authenticated):
This QID checks for vulnerable version of Go installed on the target.

Note: For unix target, this QID will only work if Go path is properly set in environment variable.

Successful exploitation could result in out-of-bounds slice operation.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5 severity.
    • Solution
    It is advised to install the latest Go version from Go download page.
    Vendor References

    CVEs related to QID 376057

    CVE-2021-41771 | CVE-2021-41772 |
    Software Advisories
    Advisory ID Software Component Link
    GoLang release notes URL Logo golang.org/doc/devel/release#go1.17.minor
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