How severe is CVE-2018-16546?

CVE-2018-16546 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-16546 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-16546?

CVE-2018-16546 affects Amcrest Amcrest Ipc-hx1x3x-lexus Eng N Amcrest. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-16546?

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

When was CVE-2018-16546 published?

CVE-2018-16546 was published on 2018-09-05 and last updated on 2026-06-17.

CVE-2018-16546

CVE-2018-16546 is a medium-severity vulnerability in Amcrest Amcrest Ipc-hx1x3x-lexus Eng N Amcrest with a CVSS 3.x base score of 5.9. 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-798.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Amcrest Amcrest Ipc-hx1x3x-lexus Eng N Amcrest
Published: 2018-09-05
Last modified: 2026-06-17

Description

Amcrest networked devices use the same hardcoded SSL private key across different customers' installations, which allows remote attackers to defeat cryptographic protection mechanisms by leveraging knowledge of this key from another installation, as demonstrated by Amcrest_IPC-HX1X3X-LEXUS_Eng_N_AMCREST_V2.420.AC01.3.R.20180206.

Frequently asked questions

What is CVE-2018-16546?: Amcrest networked devices use the same hardcoded SSL private key across different customers' installations, which allows remote attackers to defeat cryptographic protection mechanisms by leveraging knowledge of this key from another installation, as demonstrated by Amcrest_IPC-HX1X3X-LEXUS_Eng_N_AMCREST_V2.420.AC01.3.R.20180206.
How severe is CVE-2018-16546?: CVE-2018-16546 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-16546 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-16546?: CVE-2018-16546 affects Amcrest Amcrest Ipc-hx1x3x-lexus Eng N Amcrest. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-16546?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-16546 published?: CVE-2018-16546 was published on 2018-09-05 and last updated on 2026-06-17.

References

https://seclists.org/bugtraq/2018/Sep/6

Affected products (1)

cpe:2.3:o:amcrest:amcrest_ipc-hx1x3x-lexus_eng_n_amcrest:v2.420.ac01.3.r.20180206:*:*:*:*:*:*:*

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