What is the CVSS score of CVE-2017-11519?

CVE-2017-11519 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 13.2%.

Is there a public PoC exploit available for CVE-2017-11519?

Yes, a public proof-of-concept exploit is available for CVE-2017-11519. Prioritise patching immediately. EPSS: 13.2%.

Archer C9 2 0 Firmware CVE-2017-11519

CRITICAL

Incorrect Usage of Seeds in Pseudo-Random Number Generator (PRNG) (CWE-335)

2017-07-21 cve@mitre.org

TP-Link Information Disclosure Archer C9 2 0 Firmware

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Jul 21, 2017 - 21:29 cve.org

CRITICAL 9.8

DescriptionCVE.org

passwd_recovery.lua on the TP-Link Archer C9(UN)_V2_160517 allows an attacker to reset the admin password by leveraging a predictable random number generator seed. This is fixed in C9(UN)_V2_170511.

AnalysisAI

passwd_recovery.lua on the TP-Link Archer C9(UN)_V2_160517 allows an attacker to reset the admin password by leveraging a predictable random number generator seed. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 13.2%.

Technical ContextAI

This vulnerability is classified under CWE-335. passwd_recovery.lua on the TP-Link Archer C9(UN)_V2_160517 allows an attacker to reset the admin password by leveraging a predictable random number generator seed. This is fixed in C9(UN)_V2_170511. Affected products include: Tp-Link Archer C9 \(2.0\) Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.