CVE-2018-15503

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Published Aug 18, 2018 CVSS 3.0 · 7.5 High EPSS 2.3% KEV · Not listed

Description

The unpack implementation in Swoole version 4.0.4 lacks correct size checks in the deserialization process. An attacker can craft a serialized object to exploit this vulnerability and cause a SEGV.

Analysis

No analysis available yet

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:swoole:swoole:4.0.4:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2018-7380	The unpack implementation in Swoole version 4.0.4 lacks correct size checks in the deserialization process. An attacker can craft a serialized object to exploit this vulnerability and cause a SEGV.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.3% (2.272% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/swoole/swoole-src/commit/4cdbce5d9bf2fe596bb6acd7d6611f9e8c253a76
https://github.com/swoole/swoole-src/issues/1882
https://x-c3ll.github.io/posts/swoole-deserialization-cve-2018-15503/

History

No history.

Subscriptions

Swoole Swoole

Weaknesses

CWE-502
Deserialization of Untrusted Data

Sources

CVE record Updated: Aug 5, 2024, 9:54 AM

Status: PUBLISHED
Assigner: mitre
Published: Aug 18, 2018, 2:00 AM
Updated: Aug 5, 2024, 9:54 AM
Reserved: Aug 17, 2018, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 1:42 AM

Status: Modified
Published: Aug 18, 2018, 2:29 AM
Modified: Jun 17, 2026, 1:42 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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