CVE-2024-45490
Summary
| CVE | CVE-2024-45490 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2024-08-30 03:15:03 UTC |
| Updated | 2026-05-12 12:17:10 UTC |
| Description | An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XML_ParseBuffer. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.006130000 probability, percentile 0.699680000 (date 2026-05-12)
Problem Types: CWE-611 | CWE-190 | n/a | CWE-190 CWE-190 Integer Overflow or Wraparound
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | ADP | DECLARED | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Libexpat Project | Libexpat | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Na | N/a | affected n/a | Not specified |
| ADP | Libexpat Project | Libexpat | affected 2.6.3 custom | Not specified |
| ADP | Siemens | RUGGEDCOM RST2428P | affected V3.1 custom | Not specified |
| ADP | Siemens | SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 Family | unaffected * custom | Not specified |
| ADP | Siemens | SCALANCE XCM-/XRM-/XCH-/XRH-300 Family | affected V3.1 custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
| ADP | Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.5 * custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| seclists.org/fulldisclosure/2024/Dec/8 | af854a3a-2127-422b-91ae-364da2661108 | seclists.org | |
| seclists.org/fulldisclosure/2024/Dec/12 | af854a3a-2127-422b-91ae-364da2661108 | seclists.org | |
| cert-portal.siemens.com/productcert/html/ssa-082556.html | 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e | cert-portal.siemens.com | |
| security.netapp.com/advisory/ntap-20241018-0004 | af854a3a-2127-422b-91ae-364da2661108 | security.netapp.com | |
| seclists.org/fulldisclosure/2024/Dec/6 | af854a3a-2127-422b-91ae-364da2661108 | seclists.org | |
| lists.debian.org/debian-lts-announce/2024/09/msg00036.html | af854a3a-2127-422b-91ae-364da2661108 | lists.debian.org | |
| seclists.org/fulldisclosure/2024/Dec/7 | af854a3a-2127-422b-91ae-364da2661108 | seclists.org | |
| github.com/libexpat/libexpat/pull/890 | [email protected] | github.com | Patch |
| cert-portal.siemens.com/productcert/html/ssa-613116.html | 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e | cert-portal.siemens.com | |
| github.com/libexpat/libexpat/issues/887 | [email protected] | github.com | Issue Tracking |
| seclists.org/fulldisclosure/2024/Dec/10 | af854a3a-2127-422b-91ae-364da2661108 | seclists.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.