How severe is CVE-2017-14127?

CVE-2017-14127 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-2017-14127 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-14127?

CVE-2017-14127 affects Technicolor Td5336 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-14127?

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-2017-14127 published?

CVE-2017-14127 was published on 2017-09-04 and last updated on 2026-06-17.

CVE-2017-14127

CVE-2017-14127 is a critical-severity vulnerability in Technicolor Td5336 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Technicolor Td5336 Firmware
Published: 2017-09-04
Last modified: 2026-06-17

Description

Command Injection in the Ping Module in the Web Interface on Technicolor TD5336 OI_Fw_v7 devices allows remote attackers to execute arbitrary OS commands as root via shell metacharacters in the pingAddr parameter to mnt_ping.cgi.

Frequently asked questions

What is CVE-2017-14127?: Command Injection in the Ping Module in the Web Interface on Technicolor TD5336 OI_Fw_v7 devices allows remote attackers to execute arbitrary OS commands as root via shell metacharacters in the pingAddr parameter to mnt_ping.cgi.
How severe is CVE-2017-14127?: CVE-2017-14127 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-2017-14127 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-14127?: CVE-2017-14127 affects Technicolor Td5336 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-14127?: 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-2017-14127 published?: CVE-2017-14127 was published on 2017-09-04 and last updated on 2026-06-17.

References

http://jordyf.me/2017/09/02/technicolor-pwn.html

Affected products (1)

cpe:2.3:o:technicolor:td5336_firmware:7.0:*:*:*:*:*:*:*

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