CVE-2011-3447
CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers...
CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL.
Exploit likelihood
What each source reports
NVD Score used
CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL.
- Record
CVE-2011-3447- CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL.
- Record
CVE-2011-3447- Updated
- 2026-11-02
EUVDEUVD-2011-3410 No score
CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL.
- Record
EUVD-2011-3410- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h9pc-7h5r-9wqp No score
CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers...
CFNetwork in Apple Mac OS X 10.7.x before 10.7.3 does not properly construct request headers during parsing of URLs, which allows remote attackers to obtain sensitive information via a malformed URL.
- Record
GHSA-h9pc-7h5r-9wqp- Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-3447 is a medium vulnerability (CVSS 4.3) in Apple Mac Os X, published February 2, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.42%, the 73rd percentile. No source names a fixed version.