Critical 9.1Published Mar 23, 2019

CVE-2019-9948urllib in Python 2.x through 2.7.16 supports the local_file: scheme, which makes it easier for remote attackers to bypass protection mechanisms that blacklist file: URIs, as demonstrated by triggerin…

Updated under an hour ago (Oct 26, 2026, 6:10 PM ET)

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It affects Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP and 13 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP

Exploited in the last 30 days

urllib in Python 2.x through 2.7.16 supports the local_file: scheme, which makes it easier for remote attackers to bypass protection mechanisms that blacklist file: URIs, as demonstrated by triggering a urllib.urlopen('local_file:///etc/passwd') call.

CVSS: 9.1 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE): CWE-22
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mitre
NVD analysis: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518_4_pn_dp_mfp (from the name)	from V3.1.0 before V3.1.5	CISA ADP
Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518f_4_pn_dp_mfp (from the name)	from V3.1.0 before V3.1.5	CISA ADP
Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP siemens:siplus_s7_1500_cpu_1518_4_pn_dp_mfp (from the name)	from V3.1.0 before V3.1.5	CISA ADP
python python python:python	from 2.0 before 2.7.17; from 3.5.0 before 3.5.8; from 3.6.0 before 3.6.9; from 3.7.0 before 3.7.4	NVD
opensuse leap opensuse:leap	15.0; 42.3	NVD
debian debian_linux debian:debian_linux	8.0; 9.0	NVD
fedoraproject fedora fedoraproject:fedora	29; 30	NVD
canonical ubuntu_linux canonical:ubuntu_linux	12.04; 14.04; 16.04; 18.04; 19.04	NVD
redhat enterprise_linux_desktop redhat:enterprise_linux_desktop	7.0; 8.0	NVD
redhat enterprise_linux_eus redhat:enterprise_linux_eus	8.1; 8.2; 8.4; 8.6	NVD
1–10 of 14

References

References

https://bugs.python.org/issue35907	x-refsource-misc, exploit, issue-tracking, vendor-advisory
https://github.com/python/cpython/pull/11842	x-refsource-misc, patch, third-party-advisory
http://www.securityfocus.com/bid/107549	vdb-entry, x-refsource-bid, third-party-advisory
https://security.netapp.com/advisory/ntap-20190404-0004/	x-refsource-confirm, third-party-advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00092.html	vendor-advisory, x-refsource-suse, mailing-list, third-party-advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00050.html	vendor-advisory, x-refsource-suse, mailing-list, third-party-advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00022.html	mailing-list, x-refsource-mlist, third-party-advisory
https://access.redhat.com/errata/RHSA-2019:1700	vendor-advisory, x-refsource-redhat, third-party-advisory
https://lists.debian.org/debian-lts-announce/2019/07/msg00011.html	mailing-list, x-refsource-mlist, third-party-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KRYFIMISZ47NTAU3XWZUOFB7CYL62KES/	vendor-advisory, x-refsource-fedora
1–10 of 23

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.