CVE-2019-9948

MEDIUM

Description

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.

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00092.html

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00050.html

http://packetstormsecurity.com/files/154927/Slackware-Security-Advisory-python-Updates.html

http://www.securityfocus.com/bid/107549

https://access.redhat.com/errata/RHSA-2019:1700

https://access.redhat.com/errata/RHSA-2019:2030

https://bugs.python.org/issue35907

https://github.com/python/cpython/pull/11842

https://lists.debian.org/debian-lts-announce/2019/06/msg00022.html

https://lists.debian.org/debian-lts-announce/2019/07/msg00011.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/HQEQLXLOCR3SNM3AA5RRYJFQ5AZBYJ4L/

https://lists.fedoraproject.org/archives/list/[email protected]/message/KRYFIMISZ47NTAU3XWZUOFB7CYL62KES/

https://seclists.org/bugtraq/2019/Oct/29

https://security.netapp.com/advisory/ntap-20190404-0004/

https://usn.ubuntu.com/4127-1/

https://usn.ubuntu.com/4127-2/

Details

Source: MITRE

Published: 2019-03-23

Updated: 2019-06-19

Type: CWE-254

Risk Information

CVSS v2.0

Base Score: 6.4

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 9.1

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

Impact Score: 5.2

Exploitability Score: 3.9

Severity: CRITICAL