01 Record

CVE-2017-5454

A mechanism to bypass file system access protections in the sandbox to use the file picker to access different files than those selected in the file picker through the use of relative paths. This

UnratedPUBLISHEDCNA: mozilla

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

A mechanism to bypass file system access protections in the sandbox to use the file picker to access different files than those selected in the file picker through the use of relative paths. This

03 Exploitation and scoring

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: 2.49% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 83.5% 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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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.

04 Metadata

Published

2018-06-11 21:00Z8 YR AGO

Last updated

2024-08-05 15:04Z2 YR AGO

Reserved

2017-01-13

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

b64a15d123fe976438f5b8e8dce502e43480c0a39e38d91263ae6bffe8a7a549

05 Affected products

VendorProductVersionsPlatforms

MozillaThunderbird< 52.1—

MozillaFirefox ESR< 52.1—

MozillaFirefox< 53—

06 References

access.redhat.comRHSA-2017:1106https://access.redhat.com/errata/RHSA-2017:1106vendor-advisoryx_refsource_REDHAT
www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2017-12/x_refsource_CONFIRM
www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2017-10/x_refsource_CONFIRM
www.securityfocus.com97940http://www.securityfocus.com/bid/97940vdb-entryx_refsource_BID
www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2017-13/x_refsource_CONFIRM
www.securitytracker.com1038320http://www.securitytracker.com/id/1038320vdb-entryx_refsource_SECTRACK
bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1349276x_refsource_CONFIRM
access.redhat.comRHSA-2017:1201https://access.redhat.com/errata/RHSA-2017:1201vendor-advisoryx_refsource_REDHAT

01 Record index

CVE-2017-5454

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2017-5454

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References