Vulnerability in Golang Go
CVE-2022-30633
Uncontrolled recursion in Unmarshal in encoding/xml before Go 1.17.12 and Go 1.18.4 allows an attacker to cause a panic due to stack exhaustion via unmarshalling an XML document into a Go struct which has a nested field that uses the 'any' field tag.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.020 (79.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Golang Go
- Go Standard Library Encoding/xml — versions 0, 1.18.0-0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- go.dev/cl/417061 (Patch, Vendor Advisory)
- go.googlesource.com/go/+/c4c1993fd2a5b26fe45c09592af6d3388a3b2e08 (Patch, Mailing List, Vendor Advisory)
- go.dev/issue/53611 (Issue Tracking, Vendor Advisory)
- groups.google.com/g/golang-announce/c/nqrv9fbR0zE (Mailing List, Vendor Advisory)
- pkg.go.dev/vuln/GO-2022-0523 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-30633?
- CVE-2022-30633 is a high-severity vulnerability in Golang Go, classified under Uncontrolled Recursion. CVSS score: 7.5/10. Published 2022-08-10.
- How severe is CVE-2022-30633?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-30633 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.