VulnerabilityModified

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.

HIGH 7.5EPSS 3.96%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.96%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 3.96% probability · 90th percentile
CISA KEV: Not listed
Weakness: CWE-400
Affected: golang/go · debian/debian linux · netapp/cloud insights telegraf
Source: cve@mitre.org

References

https://cert-portal.siemens.com/productcert/pdf/ssa-744259.pdf
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://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
https://security.gentoo.org/glsa/202208-02Third Party Advisory
https://security.netapp.com/advisory/ntap-20220121-0002/Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-744259.pdf
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://lists.debian.org/debian-lts-announce/2023/04/msg00021.html
https://security.gentoo.org/glsa/202208-02Third Party Advisory
https://security.netapp.com/advisory/ntap-20220121-0002/Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.