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hackeroneNoentryH1:2658447
HistoryAug 14, 2024 - 6:06 p.m.

Internet Bug Bounty: CVE-2024-7347: Buffer overread in the ngx_http_mp4_module

2024-08-1418:06:38
noentry
hackerone.com
$2142
18
internet bug bounty
cve-2024-7347
buffer overread
ngx_http_mp4_module
nginx worker
memory termination
mp4 file

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

CVSS4

5.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/SC:N/VI:N/SI:N/VA:H/SA:N

AI Score

6.5

Confidence

Low

NGINX Open Source and NGINX Plus have a vulnerability in the ngx_http_mp4_module, which might allow an attacker to over-read NGINX worker memory resulting in its termination, using a specially crafted mp4 file. The issue only affects NGINX if it is built with the ngx_http_mp4_module and the mp4 directive is used in the configuration file. Additionally, the attack is possible only if an attacker can trigger the processing of a specially crafted mp4 file with the ngx_http_mp4_module.

Impact

The bug allows an attacker to cause a memory over-read in an NGINX worker resulting in its termination,

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

CVSS4

5.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/SC:N/VI:N/SI:N/VA:H/SA:N

AI Score

6.5

Confidence

Low