CVE-2022-27664
HIGHCVSS 7.5/10EPSS 2.51%
Last modified
CVE-2022-27664 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 2.51% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Golang | Go | < 1.18.6 |
| Golang | Go | 1.19.0 |
| Fedoraproject | Fedora | 36 |
| Fedoraproject | Fedora | 37 |
References
- https://groups.google.com/g/golang-announceMailing List, Third Party Advisory
- https://groups.google.com/g/golang-announce/c/x49AQzIVX-sMailing List, Release Notes, Third Party Advisory
- https://security.gentoo.org/glsa/202209-26Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220923-0004/Third Party Advisory
- https://groups.google.com/g/golang-announceMailing List, Third Party Advisory
- https://groups.google.com/g/golang-announce/c/x49AQzIVX-sMailing List, Release Notes, Third Party Advisory
- https://security.gentoo.org/glsa/202209-26Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220923-0004/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2022-27664?
CVE-2022-27664 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.51% probability of exploitation in the next 30 days.
How do I fix CVE-2022-27664?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-27664?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST