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CVE-2013-1728

19
FAUCET Score

CVE-2013-1728 describes a memory initialization vulnerability in the IonMonkey JavaScript engine affecting Mozilla Firefox, Thunderbird, and SeaMonkey versions prior to 24.0 and 2.21, respectively, when Valgrind mode is enabled. This medium-complexity vulnerability (CVSS 4.3) allows remote attackers to potentially obtain sensitive information, though it does not impact integrity or availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.20CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:2.0:*:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:2.0:alpha_1:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:2.0:alpha_2:*:*:*:*:*:*
2.0CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:2.0:alpha_3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.79%
Probability of exploitation in next 30 days
EPSS Percentile
76.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0179 is in the 55th percentile among its peer group of 19,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2013-1728Moderate

Mozilla: Uninitialized data in IonMonkey (MFSA 2013-85)

Sep 17, 2013

References

lists.fedoraproject.org / pipermail/package-announce/2013-September/115907.html
lists.fedoraproject.org / pipermail/package-announce/2013-September/116610.html
lists.fedoraproject.org / pipermail/package-announce/2013-September/117526.html
lists.opensuse.org / opensuse-updates/2013-09/msg00055.html
lists.opensuse.org / opensuse-updates/2013-09/msg00057.html
lists.opensuse.org / opensuse-updates/2013-09/msg00059.html
lists.opensuse.org / opensuse-updates/2013-09/msg00061.html
bugzilla.mozilla.org / show_bug.cgi
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18902
mozilla.org / security/announce/2013/mfsa2013-85.html
Vendor Advisory
securityfocus.com / bid/62468
ubuntu.com / usn/USN-1951-1
ubuntu.com / usn/USN-1952-1