CVE-2013-1718

CVE-2013-1718 is a critical-severity vulnerability in Mozilla Thunderbird Esr with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

• Severity: Critical (CVSS 2.0 base score 10.0)
• EPSS exploit prediction: 5% (92nd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Mozilla Thunderbird Esr
• Published: 2013-09-18
• Last modified: 2026-06-16

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 24.0, Firefox ESR 17.x before 17.0.9, Thunderbird before 24.0, Thunderbird ESR 17.x before 17.0.9, and SeaMonkey before 2.21 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Frequently asked questions

What is CVE-2013-1718?

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 24.0, Firefox ESR 17.x before 17.0.9, Thunderbird before 24.0, Thunderbird ESR 17.x before 17.0.9, and SeaMonkey before 2.21 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

How severe is CVE-2013-1718?

CVE-2013-1718 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2013-1718 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-1718?

CVE-2013-1718 primarily affects Mozilla Thunderbird Esr. In total, 137 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-1718?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-1718 published?

CVE-2013-1718 was published on 2013-09-18 and last updated on 2026-06-16.

References

• http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115907.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116610.html
• http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117526.html
• http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00005.html
• http://lists.opensuse.org/opensuse-updates/2013-09/msg00055.html
• http://lists.opensuse.org/opensuse-updates/2013-09/msg00057.html
• http://lists.opensuse.org/opensuse-updates/2013-09/msg00059.html
• http://lists.opensuse.org/opensuse-updates/2013-09/msg00060.html
• http://lists.opensuse.org/opensuse-updates/2013-09/msg00061.html
• http://rhn.redhat.com/errata/RHSA-2013-1268.html
• http://rhn.redhat.com/errata/RHSA-2013-1269.html
• http://www.debian.org/security/2013/dsa-2762
• http://www.mozilla.org/security/announce/2013/mfsa2013-76.html
• http://www.securityfocus.com/bid/62463
• http://www.ubuntu.com/usn/USN-1951-1
• http://www.ubuntu.com/usn/USN-1952-1
• https://bugzilla.mozilla.org/show_bug.cgi?id=889193
• https://bugzilla.mozilla.org/show_bug.cgi?id=897676
• https://bugzilla.mozilla.org/show_bug.cgi?id=899022
• https://bugzilla.mozilla.org/show_bug.cgi?id=901351
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18939

Affected products (137)

• cpe:2.3:a:mozilla:thunderbird_esr:17.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird_esr:17.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:thunderbird:17.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:alpha_1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:alpha_2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:alpha_3:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:beta_1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:beta_2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:rc1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0:rc2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.11:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.12:*:*:*:*:*:*:*

More vulnerabilities in Mozilla Thunderbird Esr

• CVE-2013-5603 — Critical (CVSS 10.0): Use-after-free vulnerability in the nsContentUtils::ContentIsHostIncludingDescendantOf function in Mozilla Firefox…
• CVE-2013-5602 — Critical (CVSS 10.0): The Worker::SetEventListener function in the Web workers implementation in Mozilla Firefox before 25.0, Firefox ESR…
• CVE-2013-5601 — Critical (CVSS 10.0): Use-after-free vulnerability in the nsEventListenerManager::SetEventHandler function in Mozilla Firefox before 25.0,…
• CVE-2013-5600 — Critical (CVSS 10.0): Use-after-free vulnerability in the nsIOService::NewChannelFromURIWithProxyFlags function in Mozilla Firefox before…
• CVE-2013-5599 — Critical (CVSS 10.0): Use-after-free vulnerability in the nsIPresShell::GetPresContext function in the PresShell (aka presentation shell)…
• CVE-2013-5597 — Critical (CVSS 10.0): Use-after-free vulnerability in the nsDocLoader::doStopDocumentLoad function in Mozilla Firefox before 25.0, Firefox…

All CVEs affecting Mozilla Thunderbird Esr →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

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• CVE-2025-1866 — Critical (CVSS 10.0): Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows…
• CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
• CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
• CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →