How severe is CVE-2018-12671?

CVE-2018-12671 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-2018-12671 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12671?

CVE-2018-12671 primarily affects Sv3c H.264 Poe Ip Camera Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-12671?

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-2018-12671 published?

CVE-2018-12671 was published on 2018-10-19 and last updated on 2026-06-17.

CVE-2018-12671

CVE-2018-12671 is a critical-severity vulnerability in Sv3c H.264 Poe Ip Camera 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-200.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 5.0
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Sv3c H.264 Poe Ip Camera Firmware
Published: 2018-10-19
Last modified: 2026-06-17

Description

An attacker with remote access to the SV3C HD Camera (L-SERIES V2.3.4.2103-S50-NTD-B20170508B and V2.3.4.2103-S50-NTD-B20170823B) web interface can disclose information about the camera including all password sets set within the camera. This information can then be used to gain access to the web interface.

Frequently asked questions

What is CVE-2018-12671?: An attacker with remote access to the SV3C HD Camera (L-SERIES V2.3.4.2103-S50-NTD-B20170508B and V2.3.4.2103-S50-NTD-B20170823B) web interface can disclose information about the camera including all password sets set within the camera. This information can then be used to gain access to the web interface.
How severe is CVE-2018-12671?: CVE-2018-12671 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-2018-12671 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12671?: CVE-2018-12671 primarily affects Sv3c H.264 Poe Ip Camera Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-12671?: 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-2018-12671 published?: CVE-2018-12671 was published on 2018-10-19 and last updated on 2026-06-17.

References

https://www.bishopfox.com/news/2018/10/sv3c-l-series-hd-camera-multiple-vulnerabilities/

Affected products (2)

cpe:2.3:o:sv3c:h.264_poe_ip_camera_firmware:v2.3.4.2103-s50-ntd-b20170508b:*:*:*:*:*:*:*
cpe:2.3:o:sv3c:h.264_poe_ip_camera_firmware:v2.3.4.2103-s50-ntd-b20170823b:*:*:*:*:*:*:*

More vulnerabilities in Sv3c H.264 Poe Ip Camera Firmware

CVE-2018-12670 — Critical (CVSS 9.8): SV3C L-SERIES HD CAMERA V2.3.4.2103-S50-NTD-B20170508B and V2.3.4.2103-S50-NTD-B20170823B devices allow OS Command…
CVE-2018-12668 — Critical (CVSS 9.8): SV3C L-SERIES HD CAMERA V2.3.4.2103-S50-NTD-B20170508B and V2.3.4.2103-S50-NTD-B20170823B devices have a Hard-coded…
CVE-2018-12667 — Critical (CVSS 9.8): The SV3C HD Camera (L-SERIES V2.3.4.2103-S50-NTD-B20170508B and V2.3.4.2103-S50-NTD-B20170823B) is affected by an…
CVE-2018-12666 — Critical (CVSS 9.8): SV3C L-SERIES HD CAMERA V2.3.4.2103-S50-NTD-B20170508B devices improperly identifies users only by the authentication…
CVE-2018-12669 — High (CVSS 8.8): SV3C L-SERIES HD CAMERA V2.3.4.2103-S50-NTD-B20170508B and V2.3.4.2103-S50-NTD-B20170823B devices allow remote…
CVE-2018-12673 — High (CVSS 7.5): An attacker with remote access to the SV3C HD Camera (L-SERIES V2.3.4.2103-S50-NTD-B20170508B and…

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