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CVE-2013-5595

17
FAUCET Score

CVE-2013-5595 describes a buffer overflow vulnerability in the JavaScript engine of Mozilla Firefox (before 25.0, ESR 17.x before 17.0.10 and 24.x before 24.1), Thunderbird (before 24.1, ESR 17.x before 17.0.10), and SeaMonkey (before 2.22). This flaw stems from improper memory allocation for unspecified functions, allowing remote attackers to trigger the overflow via a specially crafted web page. With a CVSS score of 4.3, it is considered a medium-severity vulnerability, requiring medium attack complexity and resulting in potential partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
17.0CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird_esr:17.0:*:*:*:*:*:*:*
17.0.1CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird_esr:17.0.1:*:*:*:*:*:*:*
17.0.2CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird_esr:17.0.2:*:*:*:*:*:*:*
17.0.3CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird_esr:17.0.3:*:*:*:*:*:*:*
17.0.4CPE matchmatch criteria
cpe:2.3:a:mozilla:thunderbird_esr:17.0.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

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

Exploit Intelligence

EPSS Score
2.09%
Probability of exploitation in next 30 days
EPSS Percentile
79.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0209 is in the 66th 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

Patch Available

Vendor Patches (7)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: thunderbird-0:17.0.10-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: firefox-0:17.0.10-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xulrunner-0:17.0.10-1.el5_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: thunderbird-0:17.0.10-1.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: firefox-0:17.0.10-1.el6_4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: xulrunner-0:17.0.10-1.el6_4
View patch
mozillavendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2013-5595Moderate

Mozilla: Improperly initialized memory and overflows in some JavaScript functions (MFSA 2013-96)

Oct 29, 2013

References

lists.opensuse.org / opensuse-security-announce/2013-11/msg00005.html
lists.opensuse.org / opensuse-security-announce/2013-11/msg00006.html
lists.opensuse.org / opensuse-security-announce/2013-11/msg00014.html
rhn.redhat.com / errata/RHSA-2013-1476.html
rhn.redhat.com / errata/RHSA-2013-1480.html
bugzilla.mozilla.org / show_bug.cgi
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18694
security.gentoo.org / glsa/201504-01
debian.org / security/2013/dsa-2788
debian.org / security/2013/dsa-2797
mozilla.org / security/announce/2013/mfsa2013-96.html
Vendor Advisory
securityfocus.com / bid/63421