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Permalink CVE-2026-19901

8.2 HIGH

CVSS version (CVSS): 4.0
Attack Vector (AV): Network (N)
Attack Complexity (AC): High (H)
Attack Requirement (AT): None (N)
Privileges Required (PR): None (N)
User Interaction (UI): None (N)
Vulnerable System Impact Confidentiality (VC): High (H)
Vulnerable System Impact Integrity (VI): High (H)
Vulnerable System Impact Availability (VA): High (H)
Subsequent System Impact Confidentiality (SC): None (N)
Subsequent System Impact Integrity (SI): None (N)
Subsequent System Impact Availability (SA): None (N)
Exploit Maturity (E): POC (P)
Modified Attack Vector (MAV): Network (N)
Modified Attack Complexity (MAC): High (H)
Modified Attack Requirement (MAT): None (N)
Modified Privileges Required (MPR): None (N)
Modified User Interaction (MUI): None (N)
Modified Vulnerable System Impact Confidentiality (MVC): High (H)
Modified Vulnerable System Impact Integrity (MVI): High (H)
Modified Vulnerable System Impact Availability (MVA): High (H)
Modified Subsequent System Impact Confidentiality (MSC): Negligible (N)
Modified Subsequent System Impact Integrity (MSI): Negligible (N)
Modified Subsequent System Impact Availability (MSA): Negligible (N)
Safety (S): Not Defined (X)
Automatable (AU): Not Defined (X)
Recovery (R): Not Defined (X)
Value Density (V): Not Defined (X)
Vulnerability Response Effort (RE): Not Defined (X)
Provider Urgency (U): Not Defined (X)
Confidentiality Req. (CR): Not Defined (X)
Integrity Req. (IR): Not Defined (X)
Availability Req. (AR): Not Defined (X)

updated 1 week ago by @LeSuisse Activity log

Created suggestion 1 week, 1 day ago
@LeSuisse dismissed (not in Nixpkgs) 1 week ago

LB-LINK X-PRO easycwmp hard-coded credentials

A security flaw has been discovered in LB-LINK X-PRO 1.0.22-20231206. This affects an unknown function of the file /etc/config/easycwmp. The manipulation results in hard-coded credentials. It is possible to launch the attack remotely. Attacks of this nature are highly complex. The exploitability is reported as difficult. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

References

VDB-390091 | LB-LINK X-PRO easycwmp hard-coded credentials vdb-entry
VDB-390091 | CTI Indicators (IOB, IOC, TTP, IOA) signaturepermissions-required
CVE-2026-19901 | CVE Analysis and Report third-party-advisory
Submit #870763 | LB-LINK（深圳必联电子） B-Link AC1200 X-PRO(AC6)_Dual_V1.0.22-20231206-upgrade.bin Hardcoded Credentials third-party-advisory
https://github.com/DavCloudz/cve/blob/main/B-Link/Hardcoded%20TR-069%20(easycwm… exploit

Affected products

X-PRO

==1.0.22-20231206

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Package maintainers

@funkeleinhorn Funkeleinhorn <git@funkeleinhorn.com>
@honnip Jung seungwoo <me@honnip.page>
@srhb Sarah Brofeldt <sbrofeldt@gmail.com>
@KAction Dmitry Bogatov <KAction@disroot.org>
@mmahut Marek Mahut <marek.mahut@gmail.com>
@bstanderline bstanderline