VulnerabilityModified
CVE-2024-45490
An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XML_ParseBuffer.
HIGH 7.5EPSS 1.69%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XML_ParseBuffer.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.69% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-611, CWE-190
- Affected
- libexpat project/libexpat
- Source
- cve@mitre.org
References
- https://github.com/libexpat/libexpat/issues/887Issue Tracking
- https://github.com/libexpat/libexpat/pull/890Patch
- http://seclists.org/fulldisclosure/2024/Dec/10
- http://seclists.org/fulldisclosure/2024/Dec/12
- http://seclists.org/fulldisclosure/2024/Dec/6
- http://seclists.org/fulldisclosure/2024/Dec/7
- http://seclists.org/fulldisclosure/2024/Dec/8
- https://lists.debian.org/debian-lts-announce/2024/09/msg00036.html
- https://security.netapp.com/advisory/ntap-20241018-0004/
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://cert-portal.siemens.com/productcert/html/ssa-613116.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.