Input validation error in gSOAP - CVE-2017-9765
Published: July 20, 2017 / Updated: July 28, 2020
Vulnerability identifier: #VU32076
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2017-9765
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Genivia Inc
Affected software:
gSOAP
gSOAP
Detailed vulnerability description
The vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can execute arbitrary code or cause a denial of service (stack-based buffer overflow and application crash) via a large XML document, aka Devil's Ivy.
How to mitigate CVE-2017-9765
Update to version 2.8.48.
Sources
- http://blog.senr.io/blog/devils-ivy-flaw-in-widely-used-third-party-code-impacts-millions
- http://blog.senr.io/devilsivy.html
- http://www.securityfocus.com/bid/99868
- https://bugzilla.redhat.com/show_bug.cgi?id=1472807
- https://bugzilla.suse.com/show_bug.cgi?id=1049348
- https://www.genivia.com/advisory.html#Security_advisory:_CVE-2017-9765_bug_in_certain_versions_of_gSOAP_2.7_up_to_2.8.47_%28June_21,_2017%29
- https://www.genivia.com/changelog.html#Version_2.8.48_upd_%2806/21/2017%29