What is CVE-2013-6835?

CVE-2013-6835 is a vulnerability in Apple Iphone OS, classified under CWE-264. Published 2014-03-14.

Is CVE-2013-6835 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Apple Iphone OS

CVE-2013-6835

TelephonyUI Framework in Apple iOS 7 before 7.1, when Safari is used, does not require user confirmation for FaceTime audio calls, which allows remote attackers to obtain telephone number or e-mail address information via a facetime-audio: URL.

Published 2014-03-14 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.068 (93.8th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.068 · newest: 0.068 · change: 0.000

Affected products

Apple Iphone OS — versions 7.0, 7.0.1, 7.0.2
Apple Safari

Weakness classification (CWE)

CWE-264

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

seclists.org/bugtraq/2014/Mar/63 (mailing-list)
support.apple.com/kb/HT6441
www.securityfocus.com/bid/66108 (vdb-entry)
archives.neohapsis.com/archives/bugtraq/2014-09/0106.html (vendor-advisory)
support.apple.com/kb/HT6162 (Vendor Advisory)
seclists.org/fulldisclosure/2014/Mar/92 (mailing-list)

Frequently asked questions

What is CVE-2013-6835?: CVE-2013-6835 is a vulnerability in Apple Iphone OS, classified under CWE-264. Published 2014-03-14.
Is CVE-2013-6835 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.