How severe is CVE-2018-17563?

CVE-2018-17563 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2018-17563 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-17563?

CVE-2018-17563 primarily affects Grandstream Gxp1610 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-17563?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-17563 published?

CVE-2018-17563 was published on 2019-04-01 and last updated on 2026-06-17.

CVE-2018-17563

CVE-2018-17563 is a medium-severity vulnerability in Grandstream Gxp1610 Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-311.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-311
Affected product: Grandstream Gxp1610 Firmware
Published: 2019-04-01
Last modified: 2026-06-17

Description

A Malformed Input String to /cgi-bin/api-get_line_status on Grandstream GXP16xx VoIP 1.0.4.128 phones allows attackers to dump the device's configuration in cleartext.

Frequently asked questions

What is CVE-2018-17563?: A Malformed Input String to /cgi-bin/api-get_line_status on Grandstream GXP16xx VoIP 1.0.4.128 phones allows attackers to dump the device's configuration in cleartext.
How severe is CVE-2018-17563?: CVE-2018-17563 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2018-17563 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-17563?: CVE-2018-17563 primarily affects Grandstream Gxp1610 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-17563?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-17563 published?: CVE-2018-17563 was published on 2019-04-01 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:o:grandstream:gxp1610_firmware:1.0.4.128:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:gxp1615_firmware:1.0.4.128:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:gxp1620_firmware:1.0.4.128:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:gxp1625_firmware:1.0.4.128:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:gxp1628_firmware:1.0.4.128:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:gxp1630_firmware:1.0.4.128:*:*:*:*:*:*:*

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