Vulnerability in Golang Go
CVE-2022-1705
Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.
Vulnerability class: HTTP Request Smuggling
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.014 (70.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: -0.000
Affected products
- Golang Go
- Go Standard Library Net/http — versions 0, 1.18.0-0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- go.dev/cl/409874 (Patch, Vendor Advisory)
- go.googlesource.com/go/+/e5017a93fcde94f09836200bca55324af037ee5f (Patch, Vendor Advisory)
- go.dev/issue/53188 (Exploit, Patch, Issue Tracking, Vendor Advisory)
- go.dev/cl/410714 (Patch, Vendor Advisory)
- groups.google.com/g/golang-announce/c/nqrv9fbR0zE (Release Notes, Vendor Advisory)
- pkg.go.dev/vuln/GO-2022-0525 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-1705?
- CVE-2022-1705 is a medium-severity vulnerability in Golang Go, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 6.5/10. Published 2022-08-10.
- How severe is CVE-2022-1705?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2022-1705 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.