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CVE-2014-8637

15
FAUCET Score

CVE-2014-8637 is a memory initialization vulnerability affecting Mozilla Firefox before version 35.0 and SeaMonkey before 2.32. A remote attacker can exploit this by crafting a web page with malformed BMP data rendered in a CANVAS element, leading to the disclosure of sensitive information from process memory. This vulnerability has a CVSS score of 5.0, indicating a medium severity, with a low attack complexity and potential for partial confidentiality impact. There is no evidence of active exploitation, public exploit code, or inclusion in the KEV catalog, though it has received some community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.31CPE matchmatch criteria
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
<= 34.0.5CPE matchmatch criteria
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.17%
Probability of exploitation in next 30 days
EPSS Percentile
80.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0217 is in the 70th percentile among its peer group of 23,723 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

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-2014-8637Moderate

Mozilla: Uninitialized memory use during bitmap rendering (MFSA 2015-02)

Jan 15, 2015

References

lists.opensuse.org / opensuse-security-announce/2015-01/msg00014.html
lists.opensuse.org / opensuse-security-announce/2015-01/msg00032.html
lists.opensuse.org / opensuse-security-announce/2015-01/msg00033.html
lists.opensuse.org / opensuse-security-announce/2015-01/msg00036.html
lists.opensuse.org / opensuse-security-announce/2015-02/msg00002.html
bugzilla.mozilla.org / show_bug.cgi
secunia.com / advisories/62242
secunia.com / advisories/62250
secunia.com / advisories/62253
secunia.com / advisories/62316
secunia.com / advisories/62418
secunia.com / advisories/62446
secunia.com / advisories/62790
exchange.xforce.ibmcloud.com / vulnerabilities/99957
security.gentoo.org / glsa/201504-01
mozilla.org / security/announce/2014/mfsa2015-02.html
Vendor Advisory
oracle.com / technetwork/topics/security/bulletinapr2016-2952098.html
securityfocus.com / bid/72048
securitytracker.com / id/1031533