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CVE detail

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.

CVSS 6.5 · MediumBuzz score 20.4

Buzz score

Why this CVE is surfacing

Buzz score total 20.4

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 13.9 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
13.9
3 evidence mentions in the snapshot
Diversity score
6.5
2 sources across 1 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
3 source links · newest first
  • Here’s an overview of some of last week’s most interesting news and articles: Wi-Fi and security are better together for SMBs As a small to midsized business (SMB), you may be considering or already offering Wi-Fi as a service to your customers. It’s a great idea. SMBs are adding Wi-Fi access in their environments to increase customer satisfaction, build loyalty, repeat visits, and enable unique marketing opportunities. Customers appreciate and come to expect a fast, … More →

    newswww.helpnetsecurity.comJan 18, 2016, 11:00 AM
  • Qualys researchers have discovered two vulnerabilities in the popular OpenSSH implementation of the secure shell protocol, one of which (CVE-2016-0777) could be exploited by attackers to extract users’ private cryptographic keys. “The OpenSSH client code between 5.4 and 7.1 contains experimental support for resuming SSH-connections (roaming). The matching server code has never been shipped, but the client code was enabled by default and could be tricked by a malicious server into leaking client memory to … More →

    newswww.helpnetsecurity.comJan 15, 2016, 12:52 PM
  • The developers of OpenSSH, a popular implementation of the Secure Shell (SSH) protocol, today announced the availability of an update that patches several security bugs.

    newswww.securityweek.comJan 14, 2016, 6:21 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence