How severe is CVE-2021-25690?

CVE-2021-25690 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-25690 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-25690?

CVE-2021-25690 primarily affects Teradici Pcoip Soft Client. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-25690?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-25690 published?

CVE-2021-25690 was published on 2021-02-11 and last updated on 2026-06-17.

CVE-2021-25690

CVE-2021-25690 is a high-severity vulnerability in Teradici Pcoip Soft Client with a CVSS 3.x base score of 7.5. 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-476.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-476
Affected product: Teradici Pcoip Soft Client
Published: 2021-02-11
Last modified: 2026-06-17

Description

A null pointer dereference in Teradici PCoIP Soft Client versions prior to 20.07.3 could allow an attacker to crash the software.

Frequently asked questions

What is CVE-2021-25690?: A null pointer dereference in Teradici PCoIP Soft Client versions prior to 20.07.3 could allow an attacker to crash the software.
How severe is CVE-2021-25690?: CVE-2021-25690 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-25690 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25690?: CVE-2021-25690 primarily affects Teradici Pcoip Soft Client. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-25690?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-25690 published?: CVE-2021-25690 was published on 2021-02-11 and last updated on 2026-06-17.

References

https://advisory.teradici.com/security-advisories/74/

Affected products (3)

cpe:2.3:a:teradici:pcoip_soft_client:*:*:*:*:*:linux:*:*
cpe:2.3:a:teradici:pcoip_soft_client:*:*:*:*:*:macos:*:*
cpe:2.3:a:teradici:pcoip_soft_client:*:*:*:*:*:windows:*:*

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