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wpexploitDaniel RufWPEX-ID:8428A5E1-DBEF-4516-983F-F95605C6DD09
HistoryDec 27, 2022 - 12:00 a.m.

WP Limit Login Attempts <= 2.6.4 - IP Spoofing

2022-12-2700:00:00
Daniel Ruf
204

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

26.8%

The plugin prioritizes getting a visitor’s IP from certain HTTP headers over PHP’s REMOTE_ADDR, which makes it possible to bypass IP-based restrictions on login forms.

Set HTTP_CLIENT_IP or HTTP_X_FORWARDED_FOR as used in wp_limit_getip() to spoof the IP address and bypass the block.

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

0.001 Low

EPSS

Percentile

26.8%

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