What is CVE-2021-27246?

CVE-2021-27246 is a high-severity vulnerability in Tp-link Ac1750, classified under Stack-based Buffer Overflow. CVSS score: 8.0/10. Published 2021-04-14.

How severe is CVE-2021-27246?

High severity. CVSS v3 base score is 8.0 out of 10.

Is CVE-2021-27246 known to be exploited?

25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Tp-link Ac1750

CVE-2021-27246

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists wit…

Vulnerability class: Buffer Overflow

EPSS: 0.066 (93.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Tp-link Ac1750 — versions 1.0.15 Build 20200628 rel.63501(4341), a7
Tp-link Ac1750_firmware — versions 1.0.15

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

Public proof-of-concept exploits

References

zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-27246?: CVE-2021-27246 is a high-severity vulnerability in Tp-link Ac1750, classified under Stack-based Buffer Overflow. CVSS score: 8.0/10. Published 2021-04-14.
How severe is CVE-2021-27246?: High severity. CVSS v3 base score is 8.0 out of 10.
Is CVE-2021-27246 known to be exploited?: 25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.