XML Quadratic Blowup Vulnerability in Typecho Product by Typecho
CVE-2023-49967

7.5HIGH

Key Information:

Vendor

Typecho

Status
Typecho
Vendor
CVE Published:
7 December 2023

What is CVE-2023-49967?

Typecho version 1.2.1 is susceptible to an XML Quadratic Blowup attack through the /index.php/action/xmlrpc endpoint. This vulnerability can be exploited by malicious actors to cause significant resource consumption, potentially leading to a denial of service by overwhelming the server with excessive data processing. Users of this version are urged to apply security measures immediately to safeguard their systems.

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References

https://github.com/typecho/typecho/issues/1648

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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