Vulnerability in Golang Go
CVE-2022-27664
In net/http in Go before 1.18.6 and 1.19.x before 1.19.1, attackers can cause a denial of service because an HTTP/2 connection can hang during closing if shutdown were preempted by a fatal error.
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: 0.033 (88.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.033 · change: +0.006
Affected products
- Golang Go — versions 1.19.0
- Fedoraproject Fedora — versions 36, 37
Public proof-of-concept exploits
References
- groups.google.com/g/golang-announce (Mailing List, Third Party Advisory)
- groups.google.com/g/golang-announce/c/x49AQzIVX-s (Mailing List, Third Party Advisory, Release Notes)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.netapp.com/advisory/ntap-20220923-0004/ (Third Party Advisory)
- security.gentoo.org/glsa/202209-26 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-27664?
- CVE-2022-27664 is a high-severity vulnerability in Golang Go. CVSS score: 7.5/10. Published 2022-09-06.
- How severe is CVE-2022-27664?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-27664 known to be exploited?
- 13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.