9.8
CRITICAL
CVE-2020-10881
TP-Link Archer A7 AC1750 DNS Stack Buffer Overflow RCE
Description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link Archer A7 Firmware Ver: 190726 AC1750 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DNS responses. A crafted DNS message can trigger an overflow of a fixed-length, stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-9660.

INFO

Published Date :

March 25, 2020, 9:15 p.m.

Last Modified :

March 31, 2020, 5:26 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2020-10881 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-10881 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Tp-link archer_a7_firmware
2 Tp-link ac1750_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-10881.

URL Resource
https://www.zerodayinitiative.com/advisories/ZDI-20-333/ Third Party Advisory VDB Entry

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Repository that tracks public exploits, vulnerabilities and advisories that I [co-]discovered or [co-]authored.

Ruby Shell Python

Updated: 3 months ago
108 stars 20 fork 20 watcher
Born at : April 8, 2020, 6:11 p.m. This repo has been linked 32 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-10881 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-10881 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Mar. 31, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://www.zerodayinitiative.com/advisories/ZDI-20-333/ No Types Assigned https://www.zerodayinitiative.com/advisories/ZDI-20-333/ Third Party Advisory, VDB Entry
    Added CWE NIST CWE-787
    Added CPE Configuration AND OR *cpe:2.3:o:tp-link:ac1750_firmware:190726:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:ac1750:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-10881 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-10881 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.62 }} 0.59%

score

0.87186

percentile

CVSS31 - Vulnerability Scoring System
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