CVE-2020-15117 is a denial-of-service vulnerability affecting Synergy versions prior to 1.12.0, including specific Fedora and Symless Synergy distributions. An authenticated attacker can crash a Synergy server by sending a malformed "kMsgHelloBack" packet with an excessively long client name, provided the server has less than 4GB of memory. This vulnerability has a CVSS score of 6.5 (Medium) due to its network-based attack vector and high impact on availability, though it requires prior authentication. 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 |
|---|---|---|---|
< 1.12.0CPE matchmatch criteria | cpe:2.3:a:symless:synergy:*:*:*:*:*:*:*:* | ||
32CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | ||
33CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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.