Information disclosure in Apple Mac OS X
CVE-2016-0777
The resend_bytes function in roaming_common.c in the client in OpenSSH 5.x, 6.x, and 7.x before 7.1p2 allows remote servers to obtain sensitive information from process memory by requesting transmission of an entire buffer, as demonstrated by reading a private key.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.635 (99.2th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.635 · newest: 0.635 · change: 0.000
Affected products
- Apple Mac OS X
- HP Remote Device Access Virtual Customer System
- OpenBSD OpenSSH — versions 5.0, 5.1, 5.2
- Oracle Linux — versions 7
- Oracle Solaris — versions 11.3
- Sophos Unified Threat Management — versions 110, 120, 220
- Sophos Unified Threat Management Software — versions 9.318, 9.353
Weakness classification (CWE)
Public proof-of-concept exploits
References
- blogs.sophos.com/2016/02/17/utm-up2date-9-354-released/ (Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2016-01/msg00006.html (vendor-advisory, Mailing List, Third Party Advisory)
- blogs.sophos.com/2016/02/29/utm-up2date-9-319-released/ (Third Party Advisory)
- lists.apple.com/archives/security-announce/2016/Mar/msg00004.html (vendor-advisory, Mailing List, Third Party Advisory)
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay (Third Party Advisory)
- www.securityfocus.com/archive/1/537295/100/0/threaded (mailing-list, VDB Entry, Third Party Advisory)
- support.apple.com/HT206167 (Third Party Advisory)
- lists.fedoraproject.org/pipermail/package-announce/2016-January/176349.html (vendor-advisory, Mailing List, Third Party Advisory)
- kb.juniper.net/InfoCenter/index (Third Party Advisory)
- www.securityfocus.com/bid/80695 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2016-0777?
- CVE-2016-0777 is a medium-severity vulnerability in Apple Mac OS X, classified under Information Disclosure. CVSS score: 6.5/10. Published 2016-01-14.
- How severe is CVE-2016-0777?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2016-0777 known to be exploited?
- 48 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.