CVE-2018-17564 Missing authorization in n/a

What is CVE-2018-17564?

CVE-2018-17564 is a critical missing authorization vulnerability in n/a, published on 1 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Malformed Input String to /cgi-bin/delete_CA on Grandstream GXP16xx VoIP 1.0.4.128 phones allows attackers to delete configuration parameters and gain admin access to the device.

Which versions are affected by CVE-2018-17564?

It affects 6 products.

Products include Grandstream Gxp1610 Firmware, Grandstream Gxp1615 Firmware, Grandstream Gxp1620 Firmware, Grandstream Gxp1625 Firmware, Grandstream Gxp1628 Firmware, Grandstream Gxp1630 Firmware.

How do I fix CVE-2018-17564?

No fix has been published for CVE-2018-17564 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2018-17564 being exploited?

There is no known exploitation of CVE-2018-17564 in the wild and no public exploit code.

Other vulnerabilities in n/a

• CVE-2018-17565 Command injection in n/a Critical 9.8
• CVE-2026-2329 Grandstream GXP1600 VoIP Phones - Unauthenticated stack buffer overflow Critical 9.3
• CVE-2020-5738 Command injection in Grandstream GXP1600 Series High 8.8
• CVE-2020-5739 Command injection in Grandstream GXP1600 Series High 8.8
• CVE-2018-17563 Information disclosure in n/a Medium 5.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-4xmw-cxj4-7pmf.