PT-2017-3996 · Mozilla+5 · Firefox Esr+7

Abhishek Arya · Published 2017-05-21 · Updated 2024-06-15 · CVE-2017-7756

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 54 Firefox ESR versions prior to 52.2 Thunderbird versions prior to 52.2

Description A use-after-free and use-after-scope issue exists when logging errors from headers for XML HTTP Requests (XHR), potentially leading to a crash. This could be exploited by a remote attacker to cause a denial of service.

Recommendations For Firefox versions prior to 54, update to version 54 or later to resolve the issue. For Firefox ESR versions prior to 52.2, update to version 52.2 or later to resolve the issue. For Thunderbird versions prior to 52.2, update to version 52.2 or later to resolve the issue.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALT-PU-2017-1770

ALT-PU-2017-1777

ALT-PU-2017-1886

ALT-PU-2018-1854

BDU:2021-00031

CESA-2017_1440

CESA-2017_1561

CVE-2017-7756

DLA-1007-1

DLA-991-1

DSA-3881-1

DSA-3918-1

MGASA-2017-0178

MGASA-2017-0180

MGASA-2018-0018

OPENSUSE-SU-2017:1579-1

OPENSUSE-SU-2017_1620-1

OPENSUSE-SU-2024:10601-1

RHSA-2017:1440

RHSA-2017:1561

RHSA-2017_1440

RHSA-2017_1561

SUSE-SU-2017:1669-1

SUSE-SU-2017:2235-1

USN-3315-1

USN-3321-1

Affected Products

Alt Linux

Centos

Firefox

Firefox Esr

Red Hat

Suse

Thunderbird

Ubuntu

References · 513

• https://ubuntu.com/security/CVE-2017-7757 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3315-1?_ga=2.253574793.1874363206.1609607440-1543702552.1605094901 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5471 · Vendor Advisory
• https://osv.dev/vulnerability/DSA-3881-1 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2017-0178.html · Security Note
• https://ubuntu.com/security/CVE-2017-7752 · Vendor Advisory
• https://mozilla.org/en-US/security/known-vulnerabilities/firefox-esr · Vendor Advisory
• https://advisories.mageia.org/MGASA-2018-0018.html · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2017:1579-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-7756 · Security Note
• https://osv.dev/vulnerability/CVE-2017-7756 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3321-1 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2017:1561 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5470 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-7756 · Security Note