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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2023-44487
HistoryOct 10, 2023 - 2:15 p.m.

CVE-2023-44487

2023-10-1014:15:10
Alpine Linux Development Team
security.alpinelinux.org
28
http/2
denial of service
server resource
request cancellation
exploited
unix

7.5 High

CVSS3

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

8.5 High

AI Score

Confidence

High

0.732 High

EPSS

Percentile

98.1%

The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.

7.5 High

CVSS3

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

8.5 High

AI Score

Confidence

High

0.732 High

EPSS

Percentile

98.1%