Vulnerability Details : CVE-2017-7828
A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.
Vulnerability category: Memory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2017-7828
Probability of exploitation activity in the next 30 days: 0.39%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 71 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-7828
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-7828
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Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7828
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https://bugzilla.mozilla.org/show_bug.cgi?id=1412252
1412252 - heap-use-after-free in nsComputedDOMStyle::UpdateCurrentStyleSourcesIssue Tracking;Permissions Required;Third Party Advisory
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http://www.securitytracker.com/id/1039803
Mozilla Firefox Multiple Bugs Let Remote Users Spoof URLs, Conduct Cross-Site Scripting Attacks, Bypass Security Controls, Obtain Potentially Sensitive Information, and Execute Arbitrary Code and LetThird Party Advisory;VDB Entry
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https://lists.debian.org/debian-lts-announce/2017/11/msg00018.html
[SECURITY] [DLA 1172-1] firefox-esr security updateThird Party Advisory
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https://www.mozilla.org/security/advisories/mfsa2017-26/
Security vulnerabilities fixed in Thunderbird 52.5 — MozillaVendor Advisory
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https://lists.debian.org/debian-lts-announce/2017/12/msg00001.html
[SECURITY] [DLA 1199-1] thunderbird security updateThird Party Advisory
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https://www.debian.org/security/2017/dsa-4075
Debian -- Security Information -- DSA-4075-1 thunderbirdThird Party Advisory
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https://www.debian.org/security/2017/dsa-4035
Debian -- Security Information -- DSA-4035-1 firefox-esrThird Party Advisory
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https://bugzilla.mozilla.org/show_bug.cgi?id=1406750
1406750 - (CVE-2017-7828) heap-use-after-free in GetContentRectRelativeToSelfIssue Tracking;Permissions Required;Third Party Advisory
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http://www.securityfocus.com/bid/101832
Mozilla Firefox Prior to 57 Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
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https://www.mozilla.org/security/advisories/mfsa2017-25/
Security vulnerabilities fixed in Firefox ESR 52.5 — MozillaVendor Advisory
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https://access.redhat.com/errata/RHSA-2017:3247
RHSA-2017:3247 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://www.debian.org/security/2017/dsa-4061
Debian -- Security Information -- DSA-4061-1 thunderbirdThird Party Advisory
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https://access.redhat.com/errata/RHSA-2017:3372
RHSA-2017:3372 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://www.mozilla.org/security/advisories/mfsa2017-24/
Security vulnerabilities fixed in Firefox 57 — MozillaVendor Advisory
Products affected by CVE-2017-7828
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*