What is the CVSS score of CVE-2021-27210?

CVE-2021-27210 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.8%.

Is there a public PoC exploit available for CVE-2021-27210?

Yes, a public proof-of-concept exploit is available for CVE-2021-27210. Prioritise patching immediately. EPSS: 0.8%.

Archer C5V Firmware CVE-2021-27210

MEDIUM

Cleartext Storage of Sensitive Information (CWE-312)

2021-02-13 cve@mitre.org

TP-Link Information Disclosure Archer C5V Firmware

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Feb 13, 2021 - 01:15 nvd

MEDIUM 6.5

DescriptionNVD

TP-Link Archer C5v 1.7_181221 devices allows remote attackers to retrieve cleartext credentials via [USER_CFG#0,0,0,0,0,0#0,0,0,0,0,0]0,0 to the /cgi?1&5 URI.

AnalysisAI

TP-Link Archer C5v 1.7_181221 devices allows remote attackers to retrieve cleartext credentials via [USER_CFG#0,0,0,0,0,0#0,0,0,0,0,0]0,0 to the /cgi?1&5 URI. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-312. TP-Link Archer C5v 1.7_181221 devices allows remote attackers to retrieve cleartext credentials via [USER_CFG#0,0,0,0,0,0#0,0,0,0,0,0]0,0 to the /cgi?1&5 URI. Affected products include: Tp-Link Archer C5V 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.