Skip to main content

Line CVE-2016-1156

MEDIUM
Improper Input Validation (CWE-20)
2016-02-19 vultures@jpcert.or.jp
5.7
CVSS 3.0 · NVD
View

Vulnerability Assessment

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

CVSS score of 5.7 (MEDIUM). Attack characteristics: network attack vector, low complexity, low privileges required, user interaction required. EPSS exploitation probability: 0.38%.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.4% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAI

LINE 4.3.0.724 and earlier on Windows and 4.3.1 and earlier on OS X allows remote authenticated users to cause a denial of service (application crash) via a crafted post that is mishandled when. Rated medium severity (CVSS 5.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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 under CWE-20. LINE 4.3.0.724 and earlier on Windows and 4.3.1 and earlier on OS X allows remote authenticated users to cause a denial of service (application crash) via a crafted post that is mishandled when displaying a Timeline. Affected products include: Linecorp Line.

Know when Line gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources

No credit card · 7-day full trial

Severity by source

NVD PRIMARY 5.7 MEDIUM
AV:N/AC:L/PR:L/UI:R/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
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionCVE.org

LINE 4.3.0.724 and earlier on Windows and 4.3.1 and earlier on OS X allows remote authenticated users to cause a denial of service (application crash) via a crafted post that is mishandled when displaying a Timeline.

Threat Intelligence Overview

EPSS Score
0.4%
Top 41% exploitable
Data Quality
3 sources
Confidence: Low

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 MEDIUM
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
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
No
Human Impact· derived
Medium

Priority Score

28
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +28
PoC: 0
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)CVE.org

cpe:2.3:a:linecorp:line:*:*:*:*:*:macos:*:*
cpe:2.3:a:linecorp:line:*:*:*:*:*:windows:*:*

More in Line

View all
CVE-2023-45559 HIGH POC
8.2 Jan 03

An issue in Tamaki_hamanoki Line v.13.6.1 allows attackers to send crafted notifications via leakage of the channel acce

CVE-2023-43305 HIGH POC
8.2 Dec 08

An issue in studio kent mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications via leakage of

CVE-2023-43304 HIGH POC
8.2 Dec 07

An issue in PARK DANDAN mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications via leakage of

CVE-2023-43302 HIGH POC
8.2 Dec 07

An issue in sanTas mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications via leakage of the

CVE-2023-43301 HIGH POC
8.2 Dec 07

An issue in DARTS SHOP MAXIM mini-app on Line v13.6.1 allows attackers to send crafted malicious notifications via leaka

CVE-2023-48134 HIGH POC
7.5 Nov 16

nagayama_copabowl Line 13.6.1 is vulnerable to Exposure of Sensitive Information to an Unauthorized Actor. Rated high se

CVE-2023-38849 HIGH POC
7.5 Oct 25

An issue in tire-sales Line v.13.6.1 allows a remote attacker to obtain sensitive information via crafted GET request. R

CVE-2023-38848 HIGH POC
7.5 Oct 25

An issue in rmc R Beauty CLINIC Line v.13.6.1 allows a remote attacker to obtain sensitive information via crafted GET r

CVE-2023-38847 HIGH POC
7.5 Oct 25

An issue in CHRISTINA JAPAN Line v.13.6.1 allows a remote attacker to obtain sensitive information via crafted GET reque

CVE-2023-38846 HIGH POC
7.5 Oct 25

An issue in Marbre Lapin Line v.13.6.1 allows a remote attacker to obtain sensitive information via crafted GET request.

CVE-2023-38845 HIGH POC
7.5 Oct 25

An issue in Anglaise Company Anglaise.Company v.13.6.1 allows a remote attacker to obtain sensitive information via craf

CVE-2018-13446 HIGH POC
7.0 Aug 16

An issue was discovered in the LINE jp.naver.line application 8.8.1 for Android. Rated high severity (CVSS 7.0). Public

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy