Secunia Security Advisory - Two vulnerabilities have been reported in Huawei HG520, which can be exploited by malicious people to disclose potentially sensitive information and cause a DoS (Denial of Service).
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TITLE:
Huawei HG520 Two Vulnerabilities
SECUNIA ADVISORY ID:
SA39491
VERIFY ADVISORY:
https://secunia.com/advisories/39491/
DESCRIPTION:
Two vulnerabilities have been reported in Huawei HG520, which can be
exploited by malicious people to disclose potentially sensitive
information and cause a DoS (Denial of Service).
1) An unspecified error in the handling of UDP packets can be
exploited to view the device configuration data (e.g. PPPoE
credentials used to access the ISP's network) via a specially crafted
packet sent to port 43690 .
2) The device does not properly restrict access to the
AutoRestart.html script. This can be exploited to reboot and reset
the device to the default configuration by accessing the script
directly.
SOLUTION:
Restrict access to the device to trusted hosts only (e.g. via network
access control lists).
PROVIDED AND/OR DISCOVERED BY:
hkm
ORIGINAL ADVISORY:
https://www.exploit-db.com/exploits/12297
https://www.exploit-db.com/exploits/12298
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