(RHSA-2023:6787) Important: Network Observability security update

2023-11-0801:53:14

access.redhat.com

rhsa-2023

golang

http/2

ddos attack

cvss score

references

unix

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

Confidence

High

EPSS

0.816

Percentile

98.4%

JSON

Security Fix(es):

golang: net/http, x/net/http2: rapid stream resets can cause excessive work
(CVE-2023-39325)
HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack
(Rapid Reset Attack) (CVE-2023-44487)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE page(s)
listed in the References section.