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CVE-2017-5445

A vulnerability while parsing "application/http-index-format" format content where uninitialized values are used to create an array. This…

High7.5EPSS 2.6%
Published
Updated
Reserved
Assigned by
mozilla

Description

A vulnerability while parsing "application/http-index-format" format content where uninitialized values are used to create an array. This could allow the reading of uninitialized memory into the arrays affected. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

Scores

CVSS scores of CVE-2017-5445, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.0High7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS (exploitation in 30 days)
2.6% · top 15% of all CVEs (3 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • Mozilla · Thunderbird

    • affected unspecified – < 52.1

  • Mozilla · Firefox ESR

    • affected unspecified – < 45.9
    • affected unspecified – < 52.1

  • Mozilla · Firefox

    • affected unspecified – < 53

References (11)

Sources

The same CVE in the primary databases and aggregators, to check against.

Record last updated .