SB2025062001 - Multiple vulnerabilities in D-Link DIR-632

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Stack-based buffer overflow (CVE-ID: CVE-2025-5912)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in "do_file" function in the HTTP POST Request Handler component. A remote user can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Stack-based buffer overflow (CVE-ID: CVE-2025-5969)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the "FUN_00425fd8" function in HTTP POST Request Handler component. A remote user can trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink
• https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink#poc
• https://vuldb.com/?ctiid.311686
• https://vuldb.com/?id.311686
• https://vuldb.com/?submit.592307
• https://www.dlink.com/
• https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink-FUN_00425fd8
• https://github.com/xiaobor123/vul-finds/tree/main/vul-find-dir632-dlink-FUN_00425fd8#poc
• https://vuldb.com/?ctiid.311845
• https://vuldb.com/?id.311845
• https://vuldb.com/?submit.592336