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CVE-2015-1063

20
FAUCET Score

CVE-2015-1063 is a denial-of-service vulnerability affecting Apple iOS before version 8.2, specifically within the CoreTelephony component. A remote attacker can trigger a NULL pointer dereference and device restart by sending a specially crafted Class 0 SMS message. This vulnerability has a CVSS score of 7.8, indicating high severity due to its network-based attack vector, low complexity, and complete availability impact. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), it has received some community discussion and media coverage, though it is not on the CISA KEV catalog and is considered inactive on the Hot List.

Impacted Technologies

VendorProductVersion(s)CPE
<= 8.1.3CPE matchmatch criteria
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.56%
Probability of exploitation in next 30 days
EPSS Percentile
83.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0255 is in the 71st percentile among its peer group of 51,506 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

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/Mar/msg00000.html
Vendor Advisory
support.apple.com / HT204423
Vendor Advisory
securitytracker.com / id/1031864