NULL pointer dereference in gSOAP - CVE-2020-13574
Published: January 6, 2021
Vulnerability identifier: #VU49299
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-13574
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the WS-Security plugin functionality. A remote attacker can send a specially crafted SOAP request and perform a denial of service (DoS) attack.
Affected software
gSOAP
Fedora
gsoap
Fedora
gsoap
How to mitigate CVE-2020-13574
Install updates from vendor's website.
gSOAP - update to 2.8.109
gsoap - addressed in versions 2.8.104-4.fc33, 2.8.104-4.fc34
gsoap - addressed in versions 2.8.104-4.fc33, 2.8.104-4.fc34