CVE-2024-45490

Sept. 4, 2024, 2:28 p.m.

9.8
Critical

Description

An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XML_ParseBuffer.

Product(s) Impacted

Vendor Product Versions
Libexpat Project
  • Libexpat
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-611
Improper Restriction of XML External Entity Reference
The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a libexpat_project libexpat / / / / / / / /

References

https://github.com/libexpat/libexpat/issues/887
https://github.com/libexpat/libexpat/pull/890

Tags

cve@mitre.org
CWE-611
2024-08-30
CVE-2024-45490

CVSS Score

9.8 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH

    • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

    View Vector String

Timeline

Published: Aug. 30, 2024, 3:15 a.m.
Last Modified: Sept. 4, 2024, 2:28 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.