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CVE-2022-45877

20
FAUCET Score

CVE-2022-45877 is a medium-severity vulnerability affecting OpenHarmony-v3.1.4 and earlier versions, where PIN codes are transmitted in plaintext during cross-device authentication. This flaw significantly lowers the bar for man-in-the-middle attacks, allowing an attacker on the adjacent network to intercept sensitive authentication data. The vulnerability has a CVSS score of 5.3, indicating a network-adjacent attack vector with high complexity, but it only impacts confidentiality. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 3.1, <= 3.1.4CPE matchmatch criteria
cpe:2.3:a:openharmony:openharmony:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.3HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
5.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.17%
Probability of exploitation in next 30 days
EPSS Percentile
6.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0017 is in the 2nd percentile among its peer group of 1,749 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.0 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

gitee.com / openharmony/security/blob/master/en/security-disclosure/2022/2022-12.md
Third Party Advisory