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redhatcveRedhat.comRH:CVE-2024-34403
HistoryMay 03, 2024 - 7:23 a.m.

CVE-2024-34403

2024-05-0307:23:03
redhat.com
access.redhat.com
9
uriparser
composequerymallocexmm
integer overflow
denial of service
memory allocation
cve-2024-34403

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

10.3%

An integer overflow issue was found in Uriparser in the ComposeQueryMallocExMm() function in UriQuery.c. This function computes the space needed for composing a query string. However, it encounters an integer overflow issue when handling large key or value lengths, potentially leading to incorrect memory allocations or operations due to malformed size calculations. This flaw allows attackers to crash the application, resulting in a denial of service.

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.8

Confidence

High

EPSS

0

Percentile

10.3%