How severe is CVE-2021-42055?

CVE-2021-42055 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-42055 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-2021-42055?

CVE-2021-42055 affects Asus Ux582lr Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-42055?

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

When was CVE-2021-42055 published?

CVE-2021-42055 was published on 2021-10-18 and last updated on 2026-06-17.

CVE-2021-42055

CVE-2021-42055 is a medium-severity vulnerability in Asus Ux582lr Firmware with a CVSS 3.x base score of 6.8. 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-276.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Asus Ux582lr Firmware
Published: 2021-10-18
Last modified: 2026-06-17

Description

ASUSTek ZenBook Pro Due 15 UX582 laptop firmware through 203 has Insecure Permissions that allow attacks by a physically proximate attacker.

Frequently asked questions

What is CVE-2021-42055?: ASUSTek ZenBook Pro Due 15 UX582 laptop firmware through 203 has Insecure Permissions that allow attacks by a physically proximate attacker.
How severe is CVE-2021-42055?: CVE-2021-42055 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-42055 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-2021-42055?: CVE-2021-42055 affects Asus Ux582lr Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42055?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-42055 published?: CVE-2021-42055 was published on 2021-10-18 and last updated on 2026-06-17.

References

https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/

Affected products (1)

cpe:2.3:o:asus:ux582lr_firmware:*:*:*:*:*:*:*:*

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