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{"bugzilla": {"description": "pikepdf: XML external entity issue when parsing XMP metadata entries", "id": "1946269", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1946269"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "status": "draft"}, "cwe": "CWE-611", "details": ["models/metadata.py in the pikepdf package 1.3.0 through 2.9.2 for Python allows XXE when parsing XMP metadata entries.", "There's a flaw in the pikepdf Python library's XMP metadata parsing functionality. An attacker who is able to submit a crafted PDF file to be processed by pikepdf could trigger an XML External Entity (XXE) injection. The highest threat of this flaw is to confidentiality of data."], "name": "CVE-2021-29421", "public_date": "2021-04-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2021-29421\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-29421\nhttps://github.com/pikepdf/pikepdf/blob/master/docs/release_notes.rst"], "statement": "This flaw does not affect any Red Hat shipped commercial products, as pikepdf is not currently shipped.", "threat_severity": "Moderate", "upstream_fix": "pikepdf 2.10.0"}