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Dsl 3782 Firmware CVE-2022-35192

HIGH
Classic Buffer Overflow (CWE-120)
2022-08-26 cve@mitre.org
7.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
ASVS 5.0
V15 - Secure Coding and Architecture Buffer copy size validation
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 1.17%.

Exploit ScenarioDerived

A remote attacker could overflow a buffer to corrupt adjacent memory by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 1.2% exploitation probability (EPSS)

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AnalysisAI

D-Link Wireless AC1200 Dual Band VDSL ADSL Modem Router DSL-3782 Firmware v1.01 allows unauthenticated attackers to cause a Denial of Service (DoS) via the User parameter or Pwd parameter to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. D-Link Wireless AC1200 Dual Band VDSL ADSL Modem Router DSL-3782 Firmware v1.01 allows unauthenticated attackers to cause a Denial of Service (DoS) via the User parameter or Pwd parameter to Login.asp. Affected products include: Dlink Dsl-3782 Firmware.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionNVD

D-Link Wireless AC1200 Dual Band VDSL ADSL Modem Router DSL-3782 Firmware v1.01 allows unauthenticated attackers to cause a Denial of Service (DoS) via the User parameter or Pwd parameter to Login.asp.

Threat Intelligence Overview

EPSS Score
1.2%
Top 36% exploitable
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 1.2%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

A buffer overflow occurs when a program writes more data to a memory buffer than it was allocated to hold, causing the excess data to spill into adjacent memory regions.

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:o:dlink:dsl-3782_firmware:1.01:*:*:*:*:*:*:*
CVE-2018-8898 CRITICAL POC
9.8 May 23

A flaw in the authentication mechanism in the Login Panel of router D-Link DSL-3782 (A1_WI_20170303 || SWVer="V100R001B0

CVE-2023-44959 HIGH POC
8.8 Oct 10

An issue found in D-Link DSL-3782 v.1.03 and before allows remote authenticated users to execute arbitrary code as root

CVE-2022-34528 HIGH POC
8.8 Jul 29

D-Link DSL-3782 v1.03 and below was discovered to contain a stack overflow via the function getAttrValue. Rated high sev

CVE-2022-34527 HIGH POC
8.8 Jul 29

D-Link DSL-3782 v1.03 and below was discovered to contain a command injection vulnerability via the function byte_4C0160

CVE-2018-10750 HIGH POC
8.8 May 04

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. Rated high severity (CVSS 8.8), this vulnerability is remote

CVE-2018-10749 HIGH POC
8.8 May 04

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. Rated high severity (CVSS 8.8), this vulnerability is remote

CVE-2018-10748 HIGH POC
8.8 May 04

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. Rated high severity (CVSS 8.8), this vulnerability is remote

CVE-2018-10747 HIGH POC
8.8 May 04

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. Rated high severity (CVSS 8.8), this vulnerability is remote

CVE-2018-10746 HIGH POC
8.8 May 04

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. Rated high severity (CVSS 8.8), this vulnerability is remote

CVE-2018-10713 HIGH POC
8.8 May 03

An issue was discovered on D-Link DSL-3782 EU 1.01 devices. Rated high severity (CVSS 8.8), this vulnerability is remote

CVE-2018-8941 HIGH POC
8.8 Apr 03

Diagnostics functionality on D-Link DSL-3782 devices with firmware EU v. Rated high severity (CVSS 8.8), this vulnerabil

CVE-2023-27216 HIGH
8.8 Apr 12

An issue found in D-Link DSL-3782 v.1.03 allows remote authenticated users to execute arbitrary code as root via the net

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