CVE-2025-7565
CVE-2025-7565 is a medium-severity vulnerability in Lb-link Bl-ac3600 Firmware with a CVSS 3.x base score of 5.3. 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-522.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- CVSS v4: 5.5
- EPSS exploit prediction: 1% (45th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-21301
- Weakness: CWE-522
- Affected product: Lb-link Bl-ac3600 Firmware
- Published:
- Last modified:
Description
A vulnerability, which was classified as critical, was found in LB-LINK BL-AC3600 up to 1.0.22. This affects the function geteasycfg of the file /cgi-bin/lighttpd.cgi of the component Web Management Interface. The manipulation of the argument Password leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Frequently asked questions
- What is CVE-2025-7565?
- A vulnerability, which was classified as critical, was found in LB-LINK BL-AC3600 up to 1.0.22. This affects the function geteasycfg of the file /cgi-bin/lighttpd.cgi of the component Web Management Interface. The manipulation of the argument Password leads to information disclosure. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- How severe is CVE-2025-7565?
- CVE-2025-7565 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2025-7565 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-7565?
- CVE-2025-7565 affects Lb-link Bl-ac3600 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-7565?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-7565 have an EU (EUVD) identifier?
- Yes. CVE-2025-7565 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-21301.
- When was CVE-2025-7565 published?
- CVE-2025-7565 was published on 2025-07-14 and last updated on 2026-06-17.
References
- https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Plaintext_Password_Leakage_in_the_Web_Management_Interface_of_BL-AC3600_Routers.md
- https://github.com/waiwai24/0101/blob/main/CVEs/Blink/Plaintext_Password_Leakage_in_the_Web_Management_Interface_of_BL-AC3600_Routers.md#poc
- https://vuldb.com/?ctiid.316263
- https://vuldb.com/?id.316263
- https://vuldb.com/?submit.605632
Affected products (1)
- cpe:2.3:o:lb-link:bl-ac3600_firmware:*:*:*:*:*:*:*:*
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