CVE Vulnerability

CVE-2018-15503

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/swoole/swoole-src/issues/1882 Issue Tracking Vendor Advisory
https://github.com/swoole/swoole-src/commit/4cdbce5d9bf2fe596bb6acd7d6611f9e8c253a76 Patch Vendor Advisory
https://x-c3ll.github.io/posts/swoole-deserialization-cve-2018-15503/ Technical Description Third Party Advisory
Configurations

Configuration 1

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

Published : 2018-08-18 02:29

Updated : 2018-11-08 08:49

NVD link : CVE-2018-15503

Mitre link : CVE-2018-15503

Products Affected
No products.
CWE
CWE-502

Deserialization of Untrusted Data