CVE-2018-20852

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

3.88% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 89.5% of scored records. A rank, not a probability.

NVD base score

5.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-07-13 20:29Z7 YR AGO

Last updated

2024-08-05 12:12Z2 YR AGO

Reserved

2019-07-13

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

91426cef78b467b4e59feb8a7cadc07ad1a6ed248760d73babec49410b5f319a

• bugs.python.orghttps://bugs.python.org/issue35121x_refsource_MISC
• python-security.readthedocs.iohttps://python-security.readthedocs.io/vuln/cookie-domain-check.htmlx_refsource_MISC
• lists.debian.org[debian-lts-announce] 20190817 [SECURITY] [DLA 1889-1] python3.4 security updatehttps://lists.debian.org/debian-lts-announce/2019/08/msg00022.htmlmailing-listx_refsource_MLIST
• lists.opensuse.orgopenSUSE-SU-2019:1988http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00071.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:1989http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00074.htmlvendor-advisoryx_refsource_SUSE
• lists.debian.org[debian-lts-announce] 20190831 [SECURITY] [DLA 1906-1] python2.7 security updatehttps://lists.debian.org/debian-lts-announce/2019/08/msg00040.htmlmailing-listx_refsource_MLIST
• usn.ubuntu.comUSN-4127-2https://usn.ubuntu.com/4127-2/vendor-advisoryx_refsource_UBUNTU
• usn.ubuntu.comUSN-4127-1https://usn.ubuntu.com/4127-1/vendor-advisoryx_refsource_UBUNTU
• access.redhat.comRHSA-2019:3725https://access.redhat.com/errata/RHSA-2019:3725vendor-advisoryx_refsource_REDHAT
• lists.fedoraproject.orgFEDORA-2019-0d3fcae639https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K7HNVIFMETMFWWWUNTB72KYJYXCZOS5V/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2019-74ba24605ehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBTGPBUABGXZ7WH7677OEM3NSP6ZEA76/vendor-advisoryx_refsource_FEDORA
• lists.fedoraproject.orgFEDORA-2019-758824a3ffhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/COATURTCY7G67AYI6UDV5B2JZTBCKIDX/vendor-advisoryx_refsource_FEDORA
• access.redhat.comRHSA-2019:3948https://access.redhat.com/errata/RHSA-2019:3948vendor-advisoryx_refsource_REDHAT
• lists.opensuse.orgopenSUSE-SU-2020:0086http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.htmlvendor-advisoryx_refsource_SUSE
• security.gentoo.orgGLSA-202003-26https://security.gentoo.org/glsa/202003-26vendor-advisoryx_refsource_GENTOO
• www.oracle.comhttps://www.oracle.com/security-alerts/cpuapr2020.htmlx_refsource_MISC
• lists.debian.org[debian-lts-announce] 20200715 [SECURITY] [DLA 2280-1] python3.5 security updatehttps://lists.debian.org/debian-lts-announce/2020/07/msg00011.htmlmailing-listx_refsource_MLIST
• lists.debian.org[debian-lts-announce] 20200822 [SECURITY] [DLA 2337-1] python2.7 security updatehttps://lists.debian.org/debian-lts-announce/2020/08/msg00034.htmlmailing-listx_refsource_MLIST