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Olivetin CVE-2026-28342

HIGH
Uncontrolled Resource Consumption (CWE-400)
2026-03-05 security-advisories@github.com GHSA-pc8g-78pf-4xrp
7.5
CVSS 3.1 · GitHub Advisory
View

Attack ChainAIDerived

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

  1. Access
    Send concurrent password hashing requests
  2. Exploit
    Trigger excessive memory allocation
  3. Execution
    Exhaust container memory
  4. Impact
    Service degradation or complete denial of service

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V2 - Validation and Business Logic Resource consumption limits
MITRE ATT&CK

1 technique across 1 tactic: Impact

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

Exploitation Conditions

OliveTin versions prior to 3000.10.2 with unauthenticated access to the PasswordHash API endpoint. No authentication required; default deployment exposes vulnerable endpoint to remote attackers.

Impact

CVSS 7.5 (HIGH). Attack vector: Network. Complexity: Low. Privileges required: None. User interaction: None. Exploitation no authentication required. Public exploit/POC available.

Exploit ScenarioDerived

An attacker without authentication could exploit this vulnerability to trigger excessive memory allocation by sending concurrent password hashing reque.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 0.3% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

OliveTin versions prior to 3000.10.2 are vulnerable to unauthenticated denial of service through the PasswordHash API endpoint, which lacks request throttling or authentication controls and allows attackers to trigger excessive memory allocation via concurrent hashing requests. An attacker can exhaust container memory by sending multiple parallel requests, causing service degradation or complete outage. Public exploit code exists for this vulnerability, and a patch is available in version 3000.10.2 and later.

Earlier versions of this analysis (1)
v1 Mar 12, 2026 - 22:06 CVSS 7.5

OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.10.2, the PasswordHash API endpoint allows unauthenticated users to trigger excessive memory allocation by sending concurrent password hashing requests. [CVSS 7.5 HIGH]

RemediationAI

A vendor patch is available — apply it immediately. Fixed in version 3000.10.2.. Restrict network access to the affected service where possible.

Affected Packages

go github.com/olivetin/olivetin fix: 0.0.0-20260227002407-2eb5f0ba79d4

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in go

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

Technical ContextAI · show details

Classified as CWE-400 (Uncontrolled Resource Consumption). Affects Olivetin. OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.10.2, the PasswordHash API endpoint allows unauthenticated users to trigger excessive memory allocation by sending concurrent password hashing requests. By issuing multiple parallel requests, an attacker can exhaust available container memory, leading to service degradation or complete denial of service (DoS). The issue occurs because the endpoint performs computationally and memory-intensive hashing o

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Severity by source

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

Primary rating from GitHub Advisory.

CVSS VectorGitHub Advisory

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

Lifecycle Timeline

3
PoC Detected
Mar 10, 2026 - 15:43 vuln.today
Public exploit code
Patch released
Mar 10, 2026 - 15:43 nvd
Patch available
CVE Published
Mar 05, 2026 - 20:16 nvd
HIGH 7.5

DescriptionGitHub Advisory

OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.10.2, the PasswordHash API endpoint allows unauthenticated users to trigger excessive memory allocation by sending concurrent password hashing requests. By issuing multiple parallel requests, an attacker can exhaust available container memory, leading to service degradation or complete denial of service (DoS). The issue occurs because the endpoint performs computationally and memory-intensive hashing operations without request throttling, authentication requirements, or resource limits. This issue has been patched in version 3000.10.2.

Executive ViewAI

Why It Matters

OliveTin instances are vulnerable to denial-of-service attacks that allow unauthenticated attackers to exhaust server memory and take systems offline. Any organization running OliveTin versions prior to 3000.10.2 faces immediate risk of service disruption, particularly if OliveTin controls critical infrastructure or operational processes.

Business Impact: High
Compensating Controls

Apply vendor patch. Interim mitigations if patching is delayed: implement WAF rules to rate-limit the PasswordHash API endpoint, restrict network access to OliveTin web interface via IP allowlisting, or disable the PasswordHash API feature if not operationally required.

Threat Intelligence Overview

EPSS Score
0.3%
Top 47% exploitable
Exploit
POC
Public exploit code exists
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 Yes
EPSS 0.3%
Patch available Yes
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
Out-of-Cycle
Exploitation· derived
Poc
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact
High

Priority Score

58
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +38
PoC: +20
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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

Affected Products (CPE)GitHub Advisory

cpe:2.3:a:olivetin:olivetin:*:*:*:*:*:*:*:*

Related Vulnerabilities in OliveTin Web Interface Authentication Issues

View all 3
CVE-2026-27626 CRITICAL POC
9.9 Feb 25

OS command injection in OliveTin web shell interface through version 3000.10.0. OliveTin provides web-based access to pr

CVE-2026-30223 HIGH POC
8.8 Mar 06

OliveTin gives access to predefined shell commands from a web interface. [CVSS 8.8 HIGH]

CVE-2026-31817 HIGH POC
8.5 Mar 10

Arbitrary file write in OliveTin prior to 3000.11.2 allows authenticated attackers to write files to arbitrary filesyste

CVE-2026-67437 HIGH POC
7.5 Jul 29

Memory-exhaustion denial of service in OliveTin (versions 3000.0.0 through 3000.16.x) allows a remote unauthenticated at

CVE-2025-50946 MEDIUM POC
6.5 Aug 13

OS Command Injection in Olivetin 2025.4.22 Custom Themes via the ParseRequestURI function in service/internal/executor/a

CVE-2026-67438 MEDIUM POC
6.6 Jul 29

OS command injection in OliveTin versions 3000.2.0 through 3000.16.x allows an authenticated user to execute arbitrary s

CVE-2026-30233 MEDIUM POC
6.5 Mar 06

OliveTin prior to version 3000.11.1 fails to enforce view permission checks on dashboard and API endpoints, allowing aut

CVE-2026-30224 MEDIUM POC
5.4 Mar 06

OliveTin prior to version 3000.11.1 fails to invalidate server-side sessions upon user logout, allowing attackers with a

CVE-2026-30225 MEDIUM POC
5.3 Mar 06

OliveTin versions prior to 3000.11.1 contain an authentication bypass in RestartAction that allows authenticated users t

CVE-2026-48708 HIGH POC
7.5 Jun 15

Concurrent action execution in OliveTin versions 3000.0.0 and prior triggers a race condition in a shared text/template.

Vendor StatusVendor

SUSE

Severity: High

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