CVE-2012-4559 describes multiple double free vulnerabilities within various functions of libssh versions prior to 0.5.3. These flaws, found in agent.c, channels.c, auth.c, sftp.c, and keyfiles.c, could be triggered by remote attackers. The vulnerability carries a CVSS score of 6.8, indicating a medium severity with a network attack vector, medium complexity, and potential for partial confidentiality, integrity, and availability impact (denial of service and possible arbitrary code execution). There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 0.5.2CPE matchmatch criteria | cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:* | ||
0.4.7CPE matchmatch criteria | cpe:2.3:a:libssh:libssh:0.4.7:*:*:*:*:*:*:* | ||
0.4.8CPE matchmatch criteria | cpe:2.3:a:libssh:libssh:0.4.8:*:*:*:*:*:*:* | ||
0.5.0CPE matchmatch criteria | cpe:2.3:a:libssh:libssh:0.5.0:*:*:*:*:*:*:* | ||
0.5.0CPE matchmatch criteria | cpe:2.3:a:libssh:libssh:0.5.0:rc1:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.