PoC Index

CVE-2017-18926

HIGH 7.1EPSS 3.1%

raptor_xml_writer_start_element_common in raptor_xml_writer.c in Raptor RDF Syntax Library 2.0.15 miscalculates the maximum nspace declarations for the XML writer, leading to heap-based buffer overflows (sometimes seen in raptor_qname_format_as_xml).

CVSS v3.1
7.1 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
CVSS v2.0
5.8 MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:P
EPSS
3.12% chance of exploitation in the next 30 days, 87th percentile
Published
2020-11-06
Updated
2024-08-05

Proof-of-concept exploits (1)

References

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