CVE-2021-21702CWE-476

Null Dereference in SoapClient

Medium · published February 15, 2021

CVSS v3.1
5.3
EPSS
3%
Percentile
87.9
In the wild
Unconfirmed
What it is

In PHP versions 7.3.x below 7.3.27, 7.4.x below 7.4.15 and 8.0.x below 8.0.2, when using SOAP extension to connect to a SOAP server, a malicious SOAP server could return malformed XML data as a response that would cause PHP to access a null pointer and thus cause a crash.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.03152 · 87.9th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2021-02-15T04:10Z
EPSS history
Timeline
  • 15 FEB 04:10Z
    Null Dereference in SoapClient
    cvelistv5