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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-44710Acrobat Reader DC version 21.007.20099 (and earlier), 20.004…7.8
- CVE-2021-44711Acrobat Reader DC version 21.007.20099 (and earlier), 20.004…7.8
- CVE-2021-44712Acrobat Reader DC version 21.007.20099 (and earlier), 20.004…5.5
- CVE-2021-44713Acrobat Reader DC version 21.007.20099 (and earlier), 20.004…5.5
- CVE-2021-44714Acrobat Reader DC version 21.007.20099 (and earlier), 20.004…3.3
- CVE-2021-44715Acrobat Reader DC version 21.007.20099 (and earlier), 20.004…5.5
- CVE-2021-44717Go before 1.16.12 and 1.17.x before 1.17.5 on UNIX allows wr…4.8
- CVE-2021-44718wolfSSL through 5.0.0 allows an attacker to cause a denial o…5.9
- CVE-2021-44719Docker Desktop 4.3.0 has Incorrect Access Control.8.4
- CVE-2021-4472The mistral-dashboard plugin for openstack has a local file …6.5
- CVE-2021-44720In Ivanti Pulse Secure Pulse Connect Secure (PCS) before 9.1…7.2
- CVE-2021-44725KNIME Server before 4.13.4 allows directory traversal in a r…7.5
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