CVE-2017-9791

9.8CRITICAL

Key Information:

Vendor
Apache
Status
Apache Struts
Vendor
CVE Published:
10 July 2017

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 97%🦅 CISA Reported

Summary

The Struts 1 plugin in Apache Struts 2.1.x and 2.3.x might allow remote code execution via a malicious field value passed in a raw message to the ActionMessage.

CISA Reported

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

Apache Struts 2.1.x series

Apache Struts 2.3.x series

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

Struts2-048
Created by dragoneeg

s2-048
Created by IanSmith123

References

http://www.oracle.com/technetwork/security-advisory/alert...
x_refsource_CONFIRM
http://www.securityfocus.com/bid/99484
vdb-entryx_refsource_BID
https://www.exploit-db.com/exploits/42324/
exploitx_refsource_EXPLOIT-DB

EPSS Score

97% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🦅

    CISA Reported

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.