CVE-2013-1728

CVE-2013-1728 is a medium-severity vulnerability in Mozilla Seamonkey with a CVSS 2.0 base score of 4.3. 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: Medium (CVSS 2.0 base score 4.3)
• EPSS exploit prediction: 2% (76th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Mozilla Seamonkey
• Published: 2013-09-18
• Last modified: 2026-06-16

Description

The IonMonkey JavaScript engine in Mozilla Firefox before 24.0, Thunderbird before 24.0, and SeaMonkey before 2.21, when Valgrind mode is used, does not properly initialize memory, which makes it easier for remote attackers to obtain sensitive information via unspecified vectors.

Frequently asked questions

What is CVE-2013-1728?

The IonMonkey JavaScript engine in Mozilla Firefox before 24.0, Thunderbird before 24.0, and SeaMonkey before 2.21, when Valgrind mode is used, does not properly initialize memory, which makes it easier for remote attackers to obtain sensitive information via unspecified vectors.

How severe is CVE-2013-1728?

CVE-2013-1728 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2013-1728 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-1728?

CVE-2013-1728 primarily affects Mozilla Seamonkey. In total, 119 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-1728?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-1728 published?

CVE-2013-1728 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-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/msg00061.html
• http://www.mozilla.org/security/announce/2013/mfsa2013-85.html
• http://www.securityfocus.com/bid/62468
• http://www.ubuntu.com/usn/USN-1951-1
• http://www.ubuntu.com/usn/USN-1952-1
• https://bugzilla.mozilla.org/show_bug.cgi?id=883686
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18902

Affected products (119)

• 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:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.13:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.0.14:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:alpha1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:alpha2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:alpha3:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:beta1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:beta2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:beta3:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:rc1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.1:rc2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.10:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.10:beta1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.10:beta2:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.10:beta3:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.10.1:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.11:*:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.11:beta1:*:*:*:*:*:*
• cpe:2.3:a:mozilla:seamonkey:2.11:beta2:*:*:*:*:*:*

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