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01 Record

CVE-2003-1564

libxml2, possibly before 2.5.0, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

libxml2, possibly before 2.5.0, does not properly detect recursion during entity expansion, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.61% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 75.5% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-16.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2008-09-02 14:00Z18 YR AGO
Last updated
2024-08-08 02:35Z2 YR AGO
Reserved
2008-09-02
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-776Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')Base
Data version
5.1
Document digest
dc7d3e2ad36247cae9347471d6cfd58f01c1b8f3ae5b38bf8178a92b14e9e7d2

05 Affected products

VendorProductVersionsPlatforms
redhatenterprise_linuxNot specified—
xmlsoftlibxml2Not specified—

06 References