Vulnerability Monitor

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CVE-2013-1720

The nsHtml5TreeBuilder::resetTheInsertionMode function in the HTML5 Tree Builder in Mozilla Firefox before 24.0, Thunderbird before 24.0, and SeaMonkey before 2.21 does not properly maintain the state of the insertion-mode stack for template elements, which allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer over-read) by triggering use of this stack in its empty state.

Security Impact Summary

CVE-2013-1720 is a security vulnerability that . Impacting 3 products from mozilla, from mozilla, from mozilla organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2013, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2013-09-18T10:08:24.350

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.8 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	mozilla	firefox	≤ 23.0.1	Yes
Application	mozilla	firefox	19.0	Yes
Application	mozilla	firefox	19.0.1	Yes
Application	mozilla	firefox	19.0.2	Yes
Application	mozilla	firefox	20.0	Yes
Application	mozilla	firefox	20.0.1	Yes
Application	mozilla	firefox	21.0	Yes
Application	mozilla	firefox	22.0	Yes
Application	mozilla	firefox	23.0	Yes
Application	mozilla	thunderbird	≤ 17.0.9	Yes
Application	mozilla	thunderbird	17.0	Yes
Application	mozilla	thunderbird	17.0.1	Yes
Application	mozilla	thunderbird	17.0.2	Yes
Application	mozilla	thunderbird	17.0.3	Yes
Application	mozilla	thunderbird	17.0.4	Yes
Application	mozilla	thunderbird	17.0.5	Yes
Application	mozilla	thunderbird	17.0.6	Yes
Application	mozilla	thunderbird	17.0.7	Yes
Application	mozilla	thunderbird	17.0.8	Yes
Application	mozilla	seamonkey	≤ 2.20	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0	Yes
Application	mozilla	seamonkey	2.0.1	Yes
Application	mozilla	seamonkey	2.0.2	Yes
Application	mozilla	seamonkey	2.0.3	Yes
Application	mozilla	seamonkey	2.0.4	Yes
Application	mozilla	seamonkey	2.0.5	Yes
Application	mozilla	seamonkey	2.0.6	Yes
Application	mozilla	seamonkey	2.0.7	Yes
Application	mozilla	seamonkey	2.0.8	Yes
Application	mozilla	seamonkey	2.0.9	Yes
Application	mozilla	seamonkey	2.0.10	Yes
Application	mozilla	seamonkey	2.0.11	Yes
Application	mozilla	seamonkey	2.0.12	Yes
Application	mozilla	seamonkey	2.0.13	Yes
Application	mozilla	seamonkey	2.0.14	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.1	Yes
Application	mozilla	seamonkey	2.10	Yes
Application	mozilla	seamonkey	2.10	Yes
Application	mozilla	seamonkey	2.10	Yes
Application	mozilla	seamonkey	2.10	Yes
Application	mozilla	seamonkey	2.10.1	Yes
Application	mozilla	seamonkey	2.11	Yes
Application	mozilla	seamonkey	2.11	Yes
Application	mozilla	seamonkey	2.11	Yes
Application	mozilla	seamonkey	2.11	Yes
Application	mozilla	seamonkey	2.11	Yes
Application	mozilla	seamonkey	2.11	Yes
Application	mozilla	seamonkey	2.11	Yes
Application	mozilla	seamonkey	2.12	Yes
Application	mozilla	seamonkey	2.12	Yes
Application	mozilla	seamonkey	2.12	Yes
Application	mozilla	seamonkey	2.12	Yes
Application	mozilla	seamonkey	2.12	Yes
Application	mozilla	seamonkey	2.12	Yes
Application	mozilla	seamonkey	2.12	Yes
Application	mozilla	seamonkey	2.12.1	Yes
Application	mozilla	seamonkey	2.13	Yes
Application	mozilla	seamonkey	2.13	Yes
Application	mozilla	seamonkey	2.13	Yes
Application	mozilla	seamonkey	2.13	Yes
Application	mozilla	seamonkey	2.13	Yes
Application	mozilla	seamonkey	2.13	Yes
Application	mozilla	seamonkey	2.13	Yes
Application	mozilla	seamonkey	2.13.1	Yes
Application	mozilla	seamonkey	2.13.2	Yes
Application	mozilla	seamonkey	2.14	Yes
Application	mozilla	seamonkey	2.14	Yes
Application	mozilla	seamonkey	2.14	Yes
Application	mozilla	seamonkey	2.14	Yes
Application	mozilla	seamonkey	2.14	Yes
Application	mozilla	seamonkey	2.14	Yes
Application	mozilla	seamonkey	2.15	Yes
Application	mozilla	seamonkey	2.15	Yes
Application	mozilla	seamonkey	2.15	Yes
Application	mozilla	seamonkey	2.15	Yes
Application	mozilla	seamonkey	2.15	Yes
Application	mozilla	seamonkey	2.15	Yes
Application	mozilla	seamonkey	2.15	Yes
Application	mozilla	seamonkey	2.15.1	Yes
Application	mozilla	seamonkey	2.15.2	Yes
Application	mozilla	seamonkey	2.16	Yes
Application	mozilla	seamonkey	2.16	Yes
Application	mozilla	seamonkey	2.16	Yes
Application	mozilla	seamonkey	2.16	Yes
Application	mozilla	seamonkey	2.16	Yes
Application	mozilla	seamonkey	2.16	Yes
Application	mozilla	seamonkey	2.16.1	Yes
Application	mozilla	seamonkey	2.16.2	Yes
Application	mozilla	seamonkey	2.17	Yes
Application	mozilla	seamonkey	2.17	Yes
Application	mozilla	seamonkey	2.17	Yes
Application	mozilla	seamonkey	2.17	Yes
Application	mozilla	seamonkey	2.17	Yes
Application	mozilla	seamonkey	2.17.1	Yes
Application	mozilla	seamonkey	2.18	Yes
Application	mozilla	seamonkey	2.18	Yes
Application	mozilla	seamonkey	2.18	Yes
Application	mozilla	seamonkey	2.18	Yes
Application	mozilla	seamonkey	2.19	Yes
Application	mozilla	seamonkey	2.19	Yes
Application	mozilla	seamonkey	2.19	Yes
Application	mozilla	seamonkey	2.20	Yes
Application	mozilla	seamonkey	2.20	Yes
Application	mozilla	seamonkey	2.20	Yes

References

http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115907.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116610.html ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117526.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2013-09/msg00055.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2013-09/msg00057.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2013-09/msg00059.html ([email protected])
http://lists.opensuse.org/opensuse-updates/2013-09/msg00061.html ([email protected])
http://www.mozilla.org/security/announce/2013/mfsa2013-77.html Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/62465 ([email protected])
http://www.ubuntu.com/usn/USN-1951-1 ([email protected])
http://www.ubuntu.com/usn/USN-1952-1 ([email protected])
https://bugzilla.mozilla.org/show_bug.cgi?id=888820 ([email protected])
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18617 ([email protected])
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/115907.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/116610.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.fedoraproject.org/pipermail/package-announce/2013-September/117526.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2013-09/msg00055.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2013-09/msg00057.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2013-09/msg00059.html (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-updates/2013-09/msg00061.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.mozilla.org/security/announce/2013/mfsa2013-77.html Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/62465 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-1951-1 (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-1952-1 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.mozilla.org/show_bug.cgi?id=888820 (af854a3a-2127-422b-91ae-364da2661108)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18617 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For mozilla's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.