CVE-2018-12020

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

8.55% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 94.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD analysis status

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

Red Hat severity

Important. 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

2018-06-08 21:00Z8 YR AGO

Last updated

2024-08-05 08:24Z2 YR AGO

Reserved

2018-06-07

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-706Use of Incorrectly-Resolved Name or ReferenceClass
• CWE-20Improper Input ValidationClass

Data version

5.1

Document digest

55634346f639fbd7bfd448a4bf6dc68aac6f7207b14b6efd66eaecfce2bc64bb

• usn.ubuntu.comUSN-3675-2https://usn.ubuntu.com/3675-2/vendor-advisoryx_refsource_UBUNTU
• access.redhat.comRHSA-2018:2180https://access.redhat.com/errata/RHSA-2018:2180vendor-advisoryx_refsource_REDHAT
• lists.gnupg.orghttps://lists.gnupg.org/pipermail/gnupg-announce/2018q2/000425.htmlx_refsource_MISC
• openwall.comhttp://openwall.com/lists/oss-security/2018/06/08/2x_refsource_MISC
• www.debian.orgDSA-4222https://www.debian.org/security/2018/dsa-4222vendor-advisoryx_refsource_DEBIAN
• access.redhat.comRHSA-2018:2181https://access.redhat.com/errata/RHSA-2018:2181vendor-advisoryx_refsource_REDHAT
• help.ecostruxureit.comhttps://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0x_refsource_CONFIRM
• www.debian.orgDSA-4224https://www.debian.org/security/2018/dsa-4224vendor-advisoryx_refsource_DEBIAN
• www.securityfocus.com104450http://www.securityfocus.com/bid/104450vdb-entryx_refsource_BID
• www.debian.orgDSA-4223https://www.debian.org/security/2018/dsa-4223vendor-advisoryx_refsource_DEBIAN
• usn.ubuntu.comUSN-3675-3https://usn.ubuntu.com/3675-3/vendor-advisoryx_refsource_UBUNTU
• www.securitytracker.com1041051http://www.securitytracker.com/id/1041051vdb-entryx_refsource_SECTRACK
• usn.ubuntu.comUSN-3675-1https://usn.ubuntu.com/3675-1/vendor-advisoryx_refsource_UBUNTU
• dev.gnupg.orghttps://dev.gnupg.org/T4012x_refsource_MISC
• www.openwall.com[oss-security] 20190430 Spoofing OpenPGP and S/MIME Signatures in Emails (multiple clients)http://www.openwall.com/lists/oss-security/2019/04/30/4mailing-listx_refsource_MLIST
• seclists.org20190430 OpenPGP and S/MIME signature forgery attacks in multiple email clientshttp://seclists.org/fulldisclosure/2019/Apr/38mailing-listx_refsource_FULLDISC
• packetstormsecurity.comhttp://packetstormsecurity.com/files/152703/Johnny-You-Are-Fired.htmlx_refsource_MISC
• usn.ubuntu.comUSN-3964-1https://usn.ubuntu.com/3964-1/vendor-advisoryx_refsource_UBUNTU
• github.comhttps://github.com/RUB-NDS/Johnny-You-Are-Firedx_refsource_MISC
• github.comhttps://github.com/RUB-NDS/Johnny-You-Are-Fired/blob/master/paper/johnny-fired.pdfx_refsource_MISC
• lists.debian.org[debian-lts-announce] 20211228 [SECURITY] [DLA 2862-1] python-gnupg security updatehttps://lists.debian.org/debian-lts-announce/2021/12/msg00027.htmlmailing-listx_refsource_MLIST