CVE-2021-44716
HIGHCVSS 7.5/10EPSS 3.96%
Last modified
CVE-2021-44716 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. net/http in Go before 1.16.12 and 1.17.x before 1.17.5 allows uncontrolled memory consumption in the header canonicalization cache via HTTP/2 requests.. EPSS estimates a 3.96% chance of exploitation in the next 30 days.
Description
net/http in Go before 1.16.12 and 1.17.x before 1.17.5 allows uncontrolled memory consumption in the header canonicalization cache via HTTP/2 requests.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Golang | Go | < 1.16.12 |
| Golang | Go | >= 1.17.0, < 1.17.5 |
| Debian | Debian Linux | 9.0 |
| Netapp | Cloud Insights Telegraf | All versions |
References
- https://groups.google.com/g/golang-announce/c/hcmEScgc00kMailing List, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00016.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00017.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202208-02Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220121-0002/Third Party Advisory
- https://groups.google.com/g/golang-announce/c/hcmEScgc00kMailing List, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00016.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/01/msg00017.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202208-02Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220121-0002/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-44716?
net/http in Go before 1.16.12 and 1.17.x before 1.17.5 allows uncontrolled memory consumption in the header canonicalization cache via HTTP/2 requests.
How severe is CVE-2021-44716?
CVE-2021-44716 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.96% probability of exploitation in the next 30 days.
How do I fix CVE-2021-44716?
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-2021-44716?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST