How severe is CVE-2018-20956?

CVE-2018-20956 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-20956 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-20956?

CVE-2018-20956 affects Swann Swwhd-intcam-hd Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-20956?

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

When was CVE-2018-20956 published?

CVE-2018-20956 was published on 2019-08-08 and last updated on 2026-06-17.

CVE-2018-20956

CVE-2018-20956 is a medium-severity vulnerability in Swann Swwhd-intcam-hd Firmware with a CVSS 3.x base score of 5.5. 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-532.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Swann Swwhd-intcam-hd Firmware
Published: 2019-08-08
Last modified: 2026-06-17

Description

Swann SWWHD-INTCAM-HD devices leave the PSK in logs after a factory reset. NOTE: all affected customers were migrated by 2020-08-31.

Frequently asked questions

What is CVE-2018-20956?: Swann SWWHD-INTCAM-HD devices leave the PSK in logs after a factory reset. NOTE: all affected customers were migrated by 2020-08-31.
How severe is CVE-2018-20956?: CVE-2018-20956 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-20956 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-20956?: CVE-2018-20956 affects Swann Swwhd-intcam-hd Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-20956?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-20956 published?: CVE-2018-20956 was published on 2019-08-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:swann:swwhd-intcam-hd_firmware:-:*:*:*:*:*:*:*

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