CVE-2020-36569 Authentication bypass in github.com/nanobox-io/golang-nanoauth
Attackers can bypass authentication in the golang-nanoauth library if the server is configured with an empty token.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-36569?
CVE-2020-36569 is a critical authentication bypass vulnerability in github.com/nanobox-io/golang-nanoauth, published on 27 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Authentication is globally bypassed in github.com/nanobox-io/golang-nanoauth between v0.0.0-20160722212129-ac0cc4484ad4 and v0.0.0-20200131131040-063a3fb69896 if ListenAndServe is called with an empty token.
Weakness: CWE-287
Which versions are affected by CVE-2020-36569?
3 open source packages ship an affected version, including github.com/nanobox-io/golang-nanoauth. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
github.com/nanobox-io/golang-nanoauth Go | From 0.0.0-20160722212129-ac0cc4484ad4 | 0.0.0-20200131131040-063a3fb69896 |
github.com/nanobox-io/golang-nanoauth Go | From 0.0.0-20160722212129-ac0cc4484ad4 | 0.0.0-20200131131040-063a3fb69896 |
github.com/nanobox-io/golang-nanoauth Go | From 0.0.0-20160722212129-ac0cc4484ad4 | 0.0.0-20200131131040-063a3fb69896 |
Products include Digitalocean Golang-Nanoauth.
How do I fix CVE-2020-36569?
Upgrade github.com/nanobox-io/golang-nanoauth to 0.0.0-20200131131040-063a3fb69896 or later.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2020-36569 being exploited?
There is no known exploitation of CVE-2020-36569 in the wild and no public exploit code.
Sources
Also known as GHSA-hrm3-3xm6-x33h, GO-2020-0004.