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SolarWinds Dameware CVE-2026-28335

| EUVDEUVD-2026-116032 HIGH
Improper Input Validation (CWE-20)
2026-11-03 SolarWinds
8.4
CVSS 3.1 · Vendor: SolarWinds
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Authenticate to Dameware with low privileges
  2. Delivery
    Send crafted oversized input
  3. Exploit
    Overflow buffer via unvalidated input
  4. Execution
    Execute code across scope boundary
  5. Impact
    Compromise confidentiality and integrity

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V2 - Validation and Business Logic Input validation, allowlisting
Exploitation Conditions

Exploitation requires valid authentication to SolarWinds Dameware (CVSS PR:L confirms low-privilege credentials are needed - this is not an unauthenticated flaw), plus the additional non-trivial conditions implied by AC:H, which the available sources do not specify. The vulnerable component fails to validate input (CWE-20), allowing a buffer overflow; the exact feature, protocol, or configuration that reaches the vulnerable code path is not described in the available sources. Limiting factors: the attacker must already hold credentials, must meet the high-complexity preconditions, and upgrading to the fixed Dameware 2026-3-1 release removes the exposure. No user interaction is required (UI:N).

Impact

This is a genuine high-priority issue but not a drop-everything emergency, and the signals are mostly consistent. The CVSS 3.1 vector (AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L, base 8.4) describes a network-reachable, authenticated flaw with high attack complexity and a scope change, yielding high confidentiality/integrity impact. The vuln.today priority label is 'this_week', which aligns with a serious-but-not-active-exploitation posture. KEV status is absent from the input (no CISA active-exploitation confirmation), no EPSS probability was supplied, and no public exploit or PoC reference is present - only vendor release notes and a vendor security advisory. The PR:L metric confirms authentication is required, so this is an authenticated-attacker scenario rather than fully anonymous internet exposure, and AC:H indicates non-trivial conditions must be met; however, the supplied evidence does not describe HOW the overflow is triggered, so the specific reason for the high complexity is not stated in the available sources. Net: treat as a priority patch this week given RCE potential on an administrative tool, but there is no evidence of in-the-wild exploitation or available exploit code at time of analysis.

Exploit ScenarioDerived

An authenticated attacker with low-privilege access to a SolarWinds Dameware deployment sends crafted input that overflows a buffer in a component that fails to validate it (CWE-20), leading to remote code execution. Because the CVSS vector sets AC:H, the attacker must satisfy additional non-trivial conditions that are not detailed in the available sources. No public exploit or PoC code was identified in the provided references.

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

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AnalysisAIv1 – Nov 03, 2026

Remote code execution in SolarWinds Dameware can be triggered by an authenticated low-privilege user who satisfies high-complexity preconditions, through insufficient input validation that leads to a buffer overflow. The CVSS 8.4 rating reflects network reachability (AV:N), PR:L authentication, no user interaction (UI:N), and high confidentiality, integrity, and availability impact; the exact vulnerable feature and the additional AC:H preconditions are not described in available sources. Upgrade to the vendor-released Dameware 2026-3-1 build to remove exposure; no public exploit identified at time of analysis, and the this_week decision label indicates a high-priority but not drop-everything response.

RemediationAI

Upgrade SolarWinds Dameware to the vendor-released 2026-3-1 version, which the independent assessment identifies as removing exposure; the vendor-released patch is Dameware 2026-3-1. Confirm the fixed build and deployment steps using the SolarWinds advisory at https://www.solarwinds.com/trust-center/security-advisories/CVE-2026-28335 and the 2026-3-1 release notes at https://documentation.solarwinds.com/en/success_center/dameware/content/release_notes/dameware_2026-3-1_release_notes.htm. No alternate workaround or mitigation is specified in the available sources; until the upgrade is applied, exposure remains for installations where an attacker can authenticate with low-privilege credentials.

Affected VersionsENISA

Dameware 0 ≤2026.3

Affected Packages

euvd dameware no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

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

Technical ContextAI · show details

SolarWinds Dameware is a remote administration product identified in the CPE as cpe:2.3:a:solarwinds:dameware:*:*:*:*:*:*:*:*. The flaw is classified CWE-20 (Improper Input Validation) and manifests as a buffer overflow; successful exploitation can lead to remote code execution. The network vector (AV:N) and PR:L mean an attacker needs valid low-privilege credentials, while AC:H indicates additional non-trivial conditions that the sources do not specify; no user interaction is required (UI:N). The assessment records high confidentiality, integrity, and availability impact, and notes that the specific feature, protocol, or configuration reaching the vulnerable code path is not described in the available evidence; the 2026-3-1 release is the vendor's fixed build.

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Severity by source

Vendor (SolarWinds) PRIMARY 8.4 HIGH
AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
vuln.today AI 7.5 HIGH

Network-reachable buffer overflow needing valid credentials (PR:L) and unstated non-trivial preconditions (AC:H); RCE implies full C/I/A loss, and no cross-system scope change is evidenced, so S:U.

3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
4.0 AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Primary rating from Vendor (SolarWinds).

CVSS VectorVendor: SolarWinds

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

DescriptionCVE.org

SolarWinds Dameware was found to be affected by a buffer overflow vulnerability that can result in remote code execution. Authentication is required.

Executive ViewAI

Why It Matters

A high-severity vulnerability in SolarWinds Dameware could allow an authenticated user with minimal access to execute code remotely, potentially compromising sensitive systems. While no public exploit has been identified, the potential for lateral movement and data breach warrants immediate attention from IT and security leadership. This affects all organizations using the affected Dameware versions, and mitigation requires upgrading to the vendor-released build.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

Prevalence
Medium
remote-support/admin tool common in enterprise IT, not universally deployed
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 N/A
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
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +42
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.

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

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