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CVE-2022-41723

HIGHCVSS 7.5/10EPSS 4.56%

Last modified

CVE-2022-41723 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.. EPSS estimates a 4.56% chance of exploitation in the next 30 days.

Description

A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.

Metrics

CVSS 3.1
7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
4.56%

90.4th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
GolangGo< 1.19.6
GolangGo1.20.0
GolangHpack< 0.7.0
GolangHttp2< 0.7.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-41723?
A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of small requests.
How severe is CVE-2022-41723?
CVE-2022-41723 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 4.56% probability of exploitation in the next 30 days.
How do I fix CVE-2022-41723?
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-2022-41723?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST