CVE-2013-4206 describes a heap-based buffer underflow in the modmul function of PuTTY before version 0.63, affecting both PuTTY and Simon Tatham's PuTTY. This vulnerability allows a remote SSH server to cause a denial of service, and potentially memory corruption or code execution, through a crafted DSA signature. With a CVSS score of 6.8, it has a network attack vector and medium attack complexity, leading to partial impacts on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.45CPE matchmatch criteria | cpe:2.3:a:putty:putty:0.45:*:*:*:*:*:*:* | ||
0.46CPE matchmatch criteria | cpe:2.3:a:putty:putty:0.46:*:*:*:*:*:*:* | ||
0.47CPE matchmatch criteria | cpe:2.3:a:putty:putty:0.47:*:*:*:*:*:*:* | ||
0.48CPE matchmatch criteria | cpe:2.3:a:putty:putty:0.48:*:*:*:*:*:*:* | ||
0.49CPE matchmatch criteria | cpe:2.3:a:putty:putty:0.49:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P
No social media mentions found for this CVE.
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.