CVE-2025-52363: Tenda CP3 Pro Firmware V22.5.4.93 contains a hardcoded root password hash in the /etc/passwd file and /etc/pas

Routine

MEDIUM 6.8MITIGATE

CVE-2025-52363 is a medium-severity flaw (CVSS 6.8) affecting cp3 pro firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Tenda CP3 Pro Firmware V22.5.4.93 contains a hardcoded root password hash in the /etc/passwd file and /etc/passwd-. An attacker with access to the firmware image can extract and attempt to crack the root password hash, potentially obtaining administrative access

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-798
Published	2025-07-14
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tenda

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-07-14 18:15 UTCPublished CVE record published
2026-06-17 09:36 UTCUpdated Record last modified

tenda cp3 pro firmware MITIGATE

Affected: 22.5.4.93

Fixed in: no fixed release known

Safe to downgrade to: a release before 22.5.4.93

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-52363?

cp3 pro firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-52363 being exploited?

CVE-2025-52363 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-52363 affect?

CVE-2025-52363 affects cp3 pro firmware. Severity is medium (CVSS 6.8). Tenda CP3 Pro Firmware V22.5.4.93 contains a hardcoded root password hash in the /etc/passwd file and /etc/passwd-. An attacker with access to the firmware image can extract and attempt to crack the root password hash, potentially obtaining

How urgent is CVE-2025-52363?

Priority 32/100. Public exploit reference

Related CVEs

CVE-2025-52364 HIGH 7.5 MITIGATE Insecure Permissions vulnerability in Tenda CP3 Pro Firmware V22.5.4.93 allows the telnet service (telnetd) by

References

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