CVE-2022-23773 Auth bypass in n/a
The Go toolchain misinterprets branch names as tags, allowing attackers to bypass access controls and create tags when only branch creation is permitted.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-23773?
CVE-2022-23773 is a high-severity authentication bypass vulnerability in Golang Go, published on 11 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
cmd/go in Go before 1.16.14 and 1.17.x before 1.17.7 can misinterpret branch names that falsely appear to be version tags. This can lead to incorrect access control if an actor is supposed to be able to create branches but not tags.
Weakness: CWE-436
Which versions are affected by CVE-2022-23773?
2 open source packages ship an affected version, including golang and toolchain. It affects 5 products.
| Package | Affected | Fixed in |
|---|---|---|
golang Bitnami | All versions | 1.16.14, 1.17.7 |
toolchain Go | All versions | 1.16.14, 1.17.7 |
Products include Golang Go, Netapp Beegfs Csi Driver, Netapp Cloud Insights Telegraf Agent, Netapp Kubernetes Monitoring Operator, Netapp Storagegrid.
How do I fix CVE-2022-23773?
Upgrade golang to a fixed version for your release line: 1.16.14 or 1.17.7.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2022-23773 being exploited?
There is no known exploitation of CVE-2022-23773 in the wild and no public exploit code.
Public exploit code: 3 proofs of concept on GitHub.
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- CVE-2024-24790 Unexpected behavior from Is methods for IPv4-mapped IPv6 addresses in net/netip
- CVE-2023-39320 Arbitrary code execution via go.mod toolchain directive in cmd/go
- CVE-2023-24540 Improper handling of JavaScript whitespace in html/template
Sources
Also known as AZL-8513, BIT-golang-2022-23773, DEBIAN-CVE-2022-23773, GHSA-52j8-p7r3-733m, GO-2022-0318, OESA-2022-1606 and 1 more.