How severe is CVE-2017-11495?

CVE-2017-11495 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-11495 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-11495?

CVE-2017-11495 affects Phicomm K2(psg1218)-firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-11495?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2017-11495 published?

CVE-2017-11495 was published on 2017-07-20 and last updated on 2026-06-17.

CVE-2017-11495

CVE-2017-11495 is a critical-severity vulnerability in Phicomm K2(psg1218)-firmware with a CVSS 3.x base score of 9.8. 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-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 9.0
EPSS exploit prediction: 3% (87th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Phicomm K2(psg1218)-firmware
Published: 2017-07-20
Last modified: 2026-06-17

Description

PHICOMM K2(PSG1218) devices V22.5.11.5 and earlier allow unauthenticated remote code execution via a request to an unspecified ASP script; alternatively, the attacker can leverage unauthenticated access to this script to trigger a reboot via an ifType=reboot action.

Frequently asked questions

What is CVE-2017-11495?: PHICOMM K2(PSG1218) devices V22.5.11.5 and earlier allow unauthenticated remote code execution via a request to an unspecified ASP script; alternatively, the attacker can leverage unauthenticated access to this script to trigger a reboot via an ifType=reboot action.
How severe is CVE-2017-11495?: CVE-2017-11495 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-11495 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11495?: CVE-2017-11495 affects Phicomm K2(psg1218)-firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-11495?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-11495 published?: CVE-2017-11495 was published on 2017-07-20 and last updated on 2026-06-17.

References

https://github.com/ZIllR0/Routers/blob/master/PHICOMM

Affected products (1)

cpe:2.3:o:phicomm:k2\(psg1218\)-firmware:*:*:*:*:*:*:*:*

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