Vulnerability identifier: #VU90124
Vulnerability risk: Medium
CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Apache Struts
Server applications /
Frameworks for developing and running applications
Vendor: Apache Foundation
Description
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to CookieInterceptor in Apache Struts does not properly restrict access to the getClass method, when a wildcard cookiesName value is used. A remote attacker can "manipulate" the ClassLoader and modify the session state via a crafted request.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Apache Struts: before 2.3.20, 2.3.20
External links
https://secunia.com/advisories/59816
https://struts.apache.org/release/2.3.x/docs/s2-022.html
https://www.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-350733.htm
https://www.oracle.com/technetwork/topics/security/cpuapr2015-2365600.html
https://www.securityfocus.com/bid/67218
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.