How severe is CVE-2020-12142?

CVE-2020-12142 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2020-12142 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-12142?

CVE-2020-12142 primarily affects Silver-peak Unity Edgeconnect For Amazon Web Services. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-12142?

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

When was CVE-2020-12142 published?

CVE-2020-12142 was published on 2020-05-05 and last updated on 2026-06-17.

CVE-2020-12142

CVE-2020-12142 is a medium-severity vulnerability in Silver-peak Unity Edgeconnect For Amazon Web Services with a CVSS 3.x base score of 4.8. 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-668.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 4.0
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Silver-peak Unity Edgeconnect For Amazon Web Services
Published: 2020-05-05
Last modified: 2026-06-17

Description

1. IPSec UDP key material can be retrieved from machine-to-machine interfaces and human-accessible interfaces by a user with admin credentials. Such a user, with the required system knowledge, could use this material to decrypt in-flight communication. 2. The vulnerability requires administrative access and shell access to the EdgeConnect appliance. An admin user can access IPSec seed and nonce parameters using the CLI, REST APIs, and the Linux shell.

Frequently asked questions

What is CVE-2020-12142?: 1. IPSec UDP key material can be retrieved from machine-to-machine interfaces and human-accessible interfaces by a user with admin credentials. Such a user, with the required system knowledge, could use this material to decrypt in-flight communication. 2. The vulnerability requires administrative access and shell access to the EdgeConnect appliance. An admin user can access IPSec seed and nonce parameters using the CLI, REST APIs, and the Linux shell.
How severe is CVE-2020-12142?: CVE-2020-12142 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2020-12142 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-12142?: CVE-2020-12142 primarily affects Silver-peak Unity Edgeconnect For Amazon Web Services. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-12142?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-12142 published?: CVE-2020-12142 was published on 2020-05-05 and last updated on 2026-06-17.

References

https://www.silver-peak.com/sites/default/files/advisory/security_advisory_notice_ipsec_udp_key_material-cve_2020_12142.pdf

Affected products (24)

cpe:2.3:a:silver-peak:unity_edgeconnect_for_amazon_web_services:-:*:*:*:*:*:*:*
cpe:2.3:a:silver-peak:unity_edgeconnect_for_azure:-:*:*:*:*:*:*:*
cpe:2.3:a:silver-peak:unity_edgeconnect_for_google_cloud_platform:-:*:*:*:*:*:*:*
cpe:2.3:a:silver-peak:unity_orchestrator:*:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-500_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-2000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-3000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-5000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-6000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-7000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-9000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:vx-8000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-700_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-2000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-3000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-5000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-6000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-7000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-8000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-9000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-10k_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:silver-peak:nx-11k_firmware:-:*:*:*:*:*:*:*

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