How severe is CVE-2021-36781?

CVE-2021-36781 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2021-36781 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36781?

CVE-2021-36781 affects Opensuse Factory. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36781?

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

When was CVE-2021-36781 published?

CVE-2021-36781 was published on 2022-01-14 and last updated on 2026-06-17.

CVE-2021-36781

CVE-2021-36781 is a medium-severity vulnerability in Opensuse Factory with a CVSS 3.x base score of 5.9. 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 5.9)
CVSS v2: 3.6
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-276
Affected product: Opensuse Factory
Published: 2022-01-14
Last modified: 2026-06-17

Description

A Incorrect Default Permissions vulnerability in the parsec package of openSUSE Factory allows local attackers to imitate the service leading to DoS or clients talking to an imposter service. This issue affects: openSUSE Factory parsec versions prior to 0.8.1-1.1.

Frequently asked questions

What is CVE-2021-36781?: A Incorrect Default Permissions vulnerability in the parsec package of openSUSE Factory allows local attackers to imitate the service leading to DoS or clients talking to an imposter service. This issue affects: openSUSE Factory parsec versions prior to 0.8.1-1.1.
How severe is CVE-2021-36781?: CVE-2021-36781 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2021-36781 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36781?: CVE-2021-36781 affects Opensuse Factory. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36781?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-36781 published?: CVE-2021-36781 was published on 2022-01-14 and last updated on 2026-06-17.

References

https://bugzilla.suse.com/show_bug.cgi?id=1193484

Affected products (1)

cpe:2.3:a:opensuse:factory:*:*:*:*:*:*:*:*

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