CVE-2023-31475
Critical
Description
An issue was discovered on GL.iNet devices before 3.216. The function guci2_get() found in libglutil.so has a buffer overflow when an item is requested from a UCI context, and the value is pasted into a char pointer to a buffer without checking the size of the buffer.
SeverityCritical
CVSS9.8
Exploit probability—
ProductGl-inet Gl-s20 Firmware
PublishedMay 11, 2023
First seenMay 11, 2023
Weakness typeCWE-120CWE-120
How to fix
Update
- gl-inet gl-s20_firmware3.216 or later
- gl-inet gl-x3000_firmware3.216 or later
- gl-inet gl-mt3000_firmware3.216 or later
- gl-inet gl-mt2500_firmware3.216 or later
- gl-inet gl-mt2500a_firmware3.216 or later
- gl-inet gl-axt1800_firmware3.216 or later
- gl-inet gl-a1300_firmware3.216 or later
- gl-inet gl-ax1800_firmware3.216 or later
- gl-inet gl-sft1200_firmware3.216 or later
- gl-inet gl-mt1300_firmware3.216 or later
- gl-inet gl-e750_firmware3.216 or later
- gl-inet gl-mv1000_firmware3.216 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gl-inet gl-s20_firmware | v < 3.216 | 3.216 |
| gl-inet gl-x3000_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mt3000_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mt2500_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mt2500a_firmware | v < 3.216 | 3.216 |
| gl-inet gl-axt1800_firmware | v < 3.216 | 3.216 |
| gl-inet gl-a1300_firmware | v < 3.216 | 3.216 |
| gl-inet gl-ax1800_firmware | v < 3.216 | 3.216 |
| gl-inet gl-sft1200_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mt1300_firmware | v < 3.216 | 3.216 |
| gl-inet gl-e750_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mv1000_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mv1000w_firmware | v < 3.216 | 3.216 |
| gl-inet gl-s10_firmware | v < 3.216 | 3.216 |
| gl-inet gl-s200_firmware | v < 3.216 | 3.216 |
| gl-inet gl-s1300_firmware | v < 3.216 | 3.216 |
| gl-inet gl-sf1200_firmware | v < 3.216 | 3.216 |
| gl-inet gl-b1300_firmware | v < 3.216 | 3.216 |
| gl-inet gl-b2200_firmware | v < 3.216 | 3.216 |
| gl-inet gl-ap1300_firmware | v < 3.216 | 3.216 |
| gl-inet gl-ap1300lte_firmware | v < 3.216 | 3.216 |
| gl-inet gl-x1200_firmware | v < 3.216 | 3.216 |
| gl-inet gl-x750_firmware | v < 3.216 | 3.216 |
| gl-inet gl-x300b_firmware | v < 3.216 | 3.216 |
| gl-inet gl-xe300_firmware | v < 3.216 | 3.216 |
| gl-inet gl-ar750s_firmware | v < 3.216 | 3.216 |
| gl-inet gl-ar750_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mifi_firmware | v < 3.216 | 3.216 |
| gl-inet gl-mt300n-v2_firmware | v < 3.216 | 3.216 |
| gl-inet gl-ar300m_firmware | v < 3.216 | 3.216 |
| gl-inet gl-usb150_firmware | v < 3.216 | 3.216 |
| gl-inet microuter-n300_firmware | v < 3.216 | 3.216 |
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