SARA / Free Tools / CVE / CVE-2017-5469

CVE-2017-5469 — Fixed potential buffer overflows in generated Firefox code due to CVE-2016-6354

Fixed potential buffer overflows in generated Firefox code due to CVE-2016-6354 issue in Flex. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS

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EPSS

4.07% (top 11.60%)

CWE

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Published

2018-06-11T21:00:00.000Z

Last modified

2024-08-05T15:04:14.693Z

CVSS vector

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01What is this vulnerability?

Fixed potential buffer overflows in generated Firefox code due to CVE-2016-6354 issue in Flex. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

02Affected products

Vendor	Product	Versions
Mozilla	Thunderbird	unspecified
Mozilla	Firefox ESR	unspecified, unspecified
Mozilla	Firefox	unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

Patch to a fixed version listed in the vendor advisory (see references below).
Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

CVE-2016-6354

Cited in vendor advisory

08Timeline

Published: 2018-06-11T21:00:00.000Z
Last modified: 2024-08-05T15:04:14.693Z

09References

access.redhat.com — https://access.redhat.com/errata/RHSA-2017:1106
www.mozilla.org — https://www.mozilla.org/security/advisories/mfsa2017-12/
www.mozilla.org — https://www.mozilla.org/security/advisories/mfsa2017-11/
bugzilla.mozilla.org — https://bugzilla.mozilla.org/show_bug.cgi?id=1292534
www.mozilla.org — https://www.mozilla.org/security/advisories/mfsa2017-10/
www.securityfocus.com — http://www.securityfocus.com/bid/97940
www.debian.org — https://www.debian.org/security/2017/dsa-3831
www.mozilla.org — https://www.mozilla.org/security/advisories/mfsa2017-13/
www.securitytracker.com — http://www.securitytracker.com/id/1038320
access.redhat.com — https://access.redhat.com/errata/RHSA-2017:1104
access.redhat.com — https://access.redhat.com/errata/RHSA-2017:1201

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