CVE-2024-1455

2024-03-2614:15:08

CWE-776

[email protected]

web.nvd.nist.gov

xmloutputparser

langchain

attack

llm

web-service

availability

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

0.0004 Low

EPSS

Percentile

9.0%

JSON

A vulnerability in the langchain-ai/langchain repository allows for a Billion Laughs Attack, a type of XML External Entity (XXE) exploitation. By nesting multiple layers of entities within an XML document, an attacker can cause the XML parser to consume excessive CPU and memory resources, leading to a denial of service (DoS).

CNA Affected

[
  {
    "vendor": "langchain-ai",
    "product": "langchain-ai/langchain",
    "versions": [
      {
        "version": "unspecified",
        "lessThan": "0.1.35",
        "status": "affected",
        "versionType": "custom"
      }
    ]
  }
]