PT-2017-3373 · Mozilla+5 · Firefox Esr+7

Abhishek Arya · Published 2017-06-09 · Updated 2024-12-12 · CVE-2017-7793

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 56 Firefox ESR versions prior to 52.4 Thunderbird versions prior to 52.4

Description A use-after-free issue can occur in the Fetch API when the worker or the associated window are freed while still in use, potentially leading to a crash. This issue may allow a remote attacker to cause a denial of service.

Recommendations For Firefox versions prior to 56, update to version 56 or later. For Firefox ESR versions prior to 52.4, update to version 52.4 or later. For Thunderbird versions prior to 52.4, update to version 52.4 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2017-2358

ALT-PU-2017-2390

ALT-PU-2017-2437

ALT-PU-2018-1854

BDU:2018-00155

CESA-2017_2831

CESA-2017_2885

CVE-2017-7793

DLA-1118-1

DLA-1153-1

DSA-3987-1

DSA-4014-1

MGASA-2017-0361

MGASA-2018-0018

OPENSUSE-SU-2017:2707-1

OPENSUSE-SU-2017:2710-1

OPENSUSE-SU-2017_2615-1

OPENSUSE-SU-2017_2710-1

OPENSUSE-SU-2024:10600-1

OPENSUSE-SU-2024:10601-1

OPENSUSE-SU-2024:14572-1

RHSA-2017:2831

RHSA-2017:2885

RHSA-2017_2831

RHSA-2017_2885

SUSE-SU-2017:2688-1

SUSE-SU-2017:2872-1

SUSE-SU-2017:2872-2

SUSE-SU-2017_2688-1

SUSE-SU-2017_2872-1

SUSE-SU-2017_2872-2

USN-3435-1

USN-3435-2

USN-3436-1

Affected Products

Alt Linux

Centos

Firefox

Firefox Esr

Red Hat

Suse

Thunderbird

Ubuntu

References · 2030

• https://osv.dev/vulnerability/DEBIAN-CVE-2017-7793 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2018-0018.html · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2017:2710-1 · Vendor Advisory
• https://mozilla.org/en-US/security/advisories/mfsa2017-21 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:14572-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-7814 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2017:2688-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-7818 · Vendor Advisory
• https://mozilla.org/security/advisories/mfsa2017-21 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-7793 · Security Note
• https://debian.org/security/2017/dsa-3987 · Vendor Advisory
• https://mozilla.org/en-US/security/known-vulnerabilities/firefox-esr · Vendor Advisory
• https://osv.dev/vulnerability/DSA-4014-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-7793 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-7793 · Vendor Advisory