CVE-2015-5887
The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts...
The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.
Exploit likelihood
What each source reports
NVD Score used
The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.
- Record
CVE-2015-5887- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-17
- Updated
- 2026-11-02
CVE List No score
The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.
- Record
CVE-2015-5887- Updated
- 2026-11-02
EUVDEUVD-2015-5833 No score
The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.
- Record
EUVD-2015-5833- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2x8v-355v-69p5 No score
The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts...
The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.
- Record
GHSA-2x8v-355v-69p5- 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-2015-5887 is a high vulnerability (CVSS 10.0) in Apple Mac Os X, published October 9, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.46%, the 84th percentile. No source names a fixed version.