How severe is CVE-2022-45877?

CVE-2022-45877 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2022-45877 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-45877?

CVE-2022-45877 affects Openharmony. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-45877?

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-2022-45877 published?

CVE-2022-45877 was published on 2022-12-08 and last updated on 2026-06-17.

CVE-2022-45877

CVE-2022-45877 is a high-severity vulnerability in Openharmony with a CVSS 3.x base score of 8.3. 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-319.

Key facts

Severity: High (CVSS 3.x base score 8.3)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-319
Affected product: Openharmony
Published: 2022-12-08
Last modified: 2026-06-17

Description

OpenHarmony-v3.1.4 and prior versions had an vulnerability. PIN code is transmitted to the peer device in plain text during cross-device authentication, which reduces the difficulty of man-in-the-middle attacks.

Frequently asked questions

What is CVE-2022-45877?: OpenHarmony-v3.1.4 and prior versions had an vulnerability. PIN code is transmitted to the peer device in plain text during cross-device authentication, which reduces the difficulty of man-in-the-middle attacks.
How severe is CVE-2022-45877?: CVE-2022-45877 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2022-45877 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-45877?: CVE-2022-45877 affects Openharmony. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-45877?: 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-2022-45877 published?: CVE-2022-45877 was published on 2022-12-08 and last updated on 2026-06-17.

References

https://gitee.com/openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md

Affected products (1)

cpe:2.3:a:openharmony:openharmony:*:*:*:*:*:*:*:*

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