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CVE-2015-3796

34
FAUCET Score

CVE-2015-3796 is a memory corruption vulnerability in the TRE library within Apple iOS and OS X, allowing attackers to execute arbitrary code or cause a denial of service via a specially crafted regular expression. With a CVSS score of 7.5, this vulnerability is easily exploitable over the network without authentication, potentially leading to partial confidentiality, integrity, and availability compromise. While not actively exploited in the wild, a proof-of-concept exploit exists on ExploitDB, though it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.4CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
<= 10.10.4CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
12.42%
Probability of exploitation in next 30 days
EPSS Percentile
95.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-38263 · Sep 22, 2015
This CVE's current EPSS score of 0.1242 is in the 94th percentile among its peer group of 51,551 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, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

lists.apple.com / archives/security-announce/2015/Aug/msg00001.html
Vendor Advisory
lists.apple.com / archives/security-announce/2015/Aug/msg00002.html
Vendor Advisory
support.apple.com / kb/HT205030
Vendor Advisory
support.apple.com / kb/HT205031
Vendor Advisory
exploit-db.com / exploits/38263
securityfocus.com / bid/76343
securitytracker.com / id/1033275