Cyber Resilience

CVE-2013-6276

CriticalPublic PoC

Published: 09 August 2021

Published
09 August 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0037 59.2th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2013-6276 is a critical-severity Use of Hard-coded Credentials (CWE-798) vulnerability in Qnap Viocard-300 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 40.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

QNAP F_VioCard 2312 and F_VioGate 2308 have hardcoded entries in authorized_keys files. NOTE: 1. All active models are not affected. The last affected model was EOL since 2010. 2. The legacy authorization mechanism is no longer adopted in all active…

more

models

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

qnap
viocard-30 firmware
2312_2.1.0
qnap
viocard-100 firmware
all versions
qnap
viocard-300 firmware
rc_b3722, rs_b4631
qnap
viogate-340a firmware
all versions
qnap
viogate-340 firmware
2308_2.1.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-798

Enables users to notice when hard-coded credentials have been exploited for unauthorized access.

addresses: CWE-798

Security training explicitly warns against hard-coded credentials, lowering their use in systems.

addresses: CWE-798

Policy and procedures prohibit hard-coded credentials in favor of managed authentication.

addresses: CWE-798

External identity providers eliminate the need for hard-coded credentials in applications.

addresses: CWE-798

Changing default authenticators prior to first use and protecting content prevents use of hard-coded credentials.

addresses: CWE-798

Central credential stores and rotation policies remove the need for hard-coded credentials in configuration files or code.

addresses: CWE-798

Intelligence programs surface reports of campaigns that abuse hard-coded credentials in products, prompting removal or replacement and thereby reducing successful exploitation.

addresses: CWE-798

Planned investment enables secure credential storage and management systems instead of hard-coded credentials.

References