How severe is CVE-2021-35056?

CVE-2021-35056 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-35056 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-35056?

CVE-2021-35056 affects Unisys Stealth. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-35056?

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

When was CVE-2021-35056 published?

CVE-2021-35056 was published on 2021-07-15 and last updated on 2026-06-17.

CVE-2021-35056

CVE-2021-35056 is a medium-severity vulnerability in Unisys Stealth with a CVSS 3.x base score of 6.7. 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-428.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-428
Affected product: Unisys Stealth
Published: 2021-07-15
Last modified: 2026-06-17

Description

Unisys Stealth 5.1 before 5.1.025.0 and 6.0 before 6.0.055.0 has an unquoted Windows search path for a scheduled task. An unintended executable might run.

Frequently asked questions

What is CVE-2021-35056?: Unisys Stealth 5.1 before 5.1.025.0 and 6.0 before 6.0.055.0 has an unquoted Windows search path for a scheduled task. An unintended executable might run.
How severe is CVE-2021-35056?: CVE-2021-35056 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-35056 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-35056?: CVE-2021-35056 affects Unisys Stealth. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-35056?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-35056 published?: CVE-2021-35056 was published on 2021-07-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:unisys:stealth:*:*:*:*:*:*:*:*

More vulnerabilities in Unisys Stealth

CVE-2020-12053 — Critical (CVSS 9.8): In Unisys Stealth 3.4.x, 4.x and 5.x before 5.0.026, if certificate-based authorization is used without HTTPS, an…
CVE-2021-3141 — High (CVSS 7.8): In Unisys Stealth (core) before 6.0.025.0, the Keycloak password is stored in a recoverable format that might be…
CVE-2020-24620 — High (CVSS 7.8): Unisys Stealth(core) before 4.0.134 stores passwords in a recoverable format. Therefore, a search of Enterprise Manager…
CVE-2018-6592 — High (CVSS 7.8): Unisys Stealth 3.3 Windows endpoints before 3.3.016.1 allow local users to gain access to Stealth-enabled devices by…
CVE-2024-23758 — High (CVSS 7.5): An issue discovered in Unisys Stealth 5.3.062.0 allows attackers to view sensitive information via the Enterprise…
CVE-2019-18193 — High (CVSS 7.5): In Unisys Stealth (core) 3.4.108.0, 3.4.209.x, 4.0.027.x and 4.0.114, key material inadvertently logged under certain…

All CVEs affecting Unisys Stealth →

Other CWE-428 vulnerabilities

CVE-2022-50935 — Critical (CVSS 9.8): Flame II HSPA USB Modem contains an unquoted service path vulnerability in its Windows service configuration. Attackers…
CVE-2023-38408 — Critical (CVSS 9.8): The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently trustworthy search path, leading to…
CVE-2022-36344 — Critical (CVSS 9.8): An unquoted search path vulnerability exists in 'JustSystems JUST Online Update for J-License' bundled with multiple…
CVE-2020-9292 — Critical (CVSS 9.8): An unquoted service path vulnerability in the FortiSIEM Windows Agent component may allow an attacker to gain elevated…
CVE-2019-17658 — Critical (CVSS 9.8): An unquoted service path vulnerability in the FortiClient FortiTray component of FortiClientWindows v6.2.2 and prior…
CVE-2019-8459 — Critical (CVSS 9.8): Check Point Endpoint Security Client for Windows, with the VPN blade, before version E80.83, starts a process without…

Browse all CWE-428 vulnerabilities →