CVE-2017-7847

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

1.59% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 75.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/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

2018-06-11 21:00Z8 YR AGO

Last updated

2024-08-05 16:19Z2 YR AGO

Reserved

2017-04-12

Assigning CNA

mozilla

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

7b37a9b06f05fc7d37c60aaa1cb798c44eeff14777a39dfbf132ec5d45e76fce

• lists.debian.org[debian-lts-announce] 20171227 [SECURITY] [DLA 1223-1] thunderbird security updatehttps://lists.debian.org/debian-lts-announce/2017/12/msg00026.htmlmailing-listx_refsource_MLIST
• bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1411708x_refsource_CONFIRM
• www.securityfocus.com102258http://www.securityfocus.com/bid/102258vdb-entryx_refsource_BID
• www.securitytracker.com1040123http://www.securitytracker.com/id/1040123vdb-entryx_refsource_SECTRACK
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2017-30/x_refsource_CONFIRM
• www.debian.orgDSA-4075https://www.debian.org/security/2017/dsa-4075vendor-advisoryx_refsource_DEBIAN
• access.redhat.comRHSA-2018:0061https://access.redhat.com/errata/RHSA-2018:0061vendor-advisoryx_refsource_REDHAT