by Kastro
Paper/Archive/CVE-2017-16931

CVE-2017-16931

Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP — parser.c in libxml2 before 2.9.5 mishandles parameter-entity references because the NEXTL macro calls the xmlParserHandlePEReference func…

EPSS 5%CVSS 9.8
critical.is priorityof 100
48
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 91.6.916 × 2018.3No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

parser.c in libxml2 before 2.9.5 mishandles parameter-entity references because the NEXTL macro calls the xmlParserHandlePEReference function in the case of a '%' character in a DTD name.

Affected

ProductAffectedFixed inSource
n/an/a–CNA
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.0 – < V3.1.5V3.1.5siemens-SADP
SIMATIC S7-1500 CPU 1518-4 PN/DP MFPV3.1.0 – < V3.1.5V3.1.5siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.0 – < V3.1.5V3.1.5siemens-SADP
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPV3.1.0 – < V3.1.5V3.1.5siemens-SADP
SIPLUS S7-1500 CPU 1518-4 PN/DP MFPV3.1.0 – < V3.1.5V3.1.5siemens-SADP

Scores by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

reflists.debian.org/debian-lts-announce/2017/11/msg00041.htmlreforacle.com//security-alerts/cpujul2021.htmlrefbugzilla.gnome.org/show_bug.cgi?id=766956refxmlsoft.org/news.htmlrefgithub.com/GNOME/libxml2/commit/e26630548e7d138d2c560844c43820b6767251e3refcert-portal.siemens.com/productcert/html/ssa-398330.html