Veracode Vulnerability DatabaseVERACODE:44653Memory Exhaustion
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
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
33.0%
h2o is vulnerable to Memory Exhaustion. The vulnerability is due to improper bound check on the QUIC stack. This issue can be exploited by an attacker to progressively increase the memory retained by the QUIC stack leading to memory exhaustion and denial of service.
Related
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
7 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
33.0%