Multiple double free vulnerabilities in the (1) agent_sign_data function in agent.c, (2) channel_request function in channels.c, (3) ssh_userauth_pubkey function in auth.c, (4) sftp_parse_attr_3 function in sftp.c, and (5) try_publickey_from_file function in keyfiles.c in libssh before 0.5.3 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unspecified vectors.
Published 2012-11-30 22:55:02
Updated 2017-08-29 01:32:19
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionExecute codeDenial of service

Products affected by CVE-2012-4559

Threat overview for CVE-2012-4559

Top countries where our scanners detected CVE-2012-4559
Top open port discovered on systems with this issue 22
IPs affected by CVE-2012-4559 1,065
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2012-4559!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2012-4559

11.91%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 95 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2012-4559

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.8
MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
NIST

CWE ids for CVE-2012-4559

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2012-4559

Jump to
This web site uses cookies for managing your session, storing preferences, website analytics and additional purposes described in our privacy policy.
By using this web site you are agreeing to CVEdetails.com terms of use!