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cveMitreCVE-2023-31742
HistoryMay 22, 2023 - 5:15 p.m.

CVE-2023-31742

2023-05-2217:15:09
CWE-77
mitre
web.nvd.nist.gov
32
cve-2023-31742
linksys wrt54gl
command injection
firmware vulnerability
web management privileges
shell privileges

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.3

Confidence

High

EPSS

0.01

Percentile

83.9%

There is a command injection vulnerability in the Linksys WRT54GL router with firmware version 4.30.18.006. If an attacker gains web management privileges, they can inject commands into the post request parameters wl_ant, wl_rate, WL_atten_ctl, ttcp_num, ttcp_size in the httpd s Start_EPI() function, thereby gaining shell privileges.

Affected configurations

Nvd
Node
linksyswrt54gl_firmwareMatch4.30.18.006
AND
linksyswrt54glMatch-
VendorProductVersionCPE
linksyswrt54gl_firmware4.30.18.006cpe:2.3:o:linksys:wrt54gl_firmware:4.30.18.006:*:*:*:*:*:*:*
linksyswrt54gl-cpe:2.3:h:linksys:wrt54gl:-:*:*:*:*:*:*:*

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.3

Confidence

High

EPSS

0.01

Percentile

83.9%

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