vulnerability

Alpine Linux: CVE-2021-21783: Integer Overflow to Buffer Overflow

Try Surface Command

Back to search

Severity

CVSS

(AV:N/AC:L/Au:N/C:P/I:P/A:P)

Published

Mar 25, 2021

Added

Aug 22, 2024

Modified

Jun 18, 2026

Description

A code execution vulnerability exists in the WS-Addressing plugin functionality of Genivia gSOAP 2.8.107. A specially crafted SOAP request can lead to remote code execution. An attacker can send an HTTP request to trigger this vulnerability.

Solution

alpine-linux-upgrade-gsoap

References

CVE-2021-21783
https://attackerkb.com/topics/CVE-2021-21783
https://security.alpinelinux.org/vuln/CVE-2021-21783
https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-8955
CWE-680
CWE-190
EUVD-EUVD-2021-8955

Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.

Get report