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CVE-2015-3693

36
FAUCET Score

CVE-2015-3693 describes a vulnerability in Apple Mac EFI, affecting OS X before 10.10.4, where improper DDR3 RAM refresh rates could facilitate row-hammer attacks. This flaw, with a CVSS score of 9.3, allows remote attackers to potentially gain privileges or cause a denial of service through memory corruption, requiring medium attack complexity. While not listed in CISA's KEV catalog, an exploit (EDB-36311) exists, and the vulnerability garnered some community discussion and media coverage at the time of its disclosure.

Impacted Technologies

VendorProductVersion(s)CPE
<= 10.10.3CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
7.66%
Probability of exploitation in next 30 days
EPSS Percentile
93.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
ExploitDB: EDB-36311 · Mar 9, 2015
This CVE's current EPSS score of 0.0766 is in the 72nd percentile among its peer group of 8,914 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

applevendor investigatingvia nvd_reference
View patch

References

googleprojectzero.blogspot.com / 2015/03/exploiting-dram-rowhammer-bug-to-gain.html
lists.apple.com / archives/security-announce/2015/Jun/msg00002.html
PatchVendor Advisory
lists.apple.com / archives/security-announce/2015/Jun/msg00003.html
Vendor Advisory
support.apple.com / kb/HT204934
Vendor Advisory
support.apple.com / kb/HT204942
Vendor Advisory
securityfocus.com / bid/75495
securitytracker.com / id/1032444
securitytracker.com / id/1032755