CVE-2020-4135 describes a denial-of-service vulnerability in IBM DB2 for Linux, UNIX, and Windows (including DB2 Connect Server) versions 9.7, 10.1, 10.5, 11.1, and 11.5. An unauthenticated attacker can exploit this by sending specially crafted packets, leading to excessive memory usage and system unavailability. The vulnerability has a CVSS score of 7.5 (HIGH), indicating a network-based attack with low complexity, requiring no privileges or user interaction, and resulting in high availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
9.7CPE matchmatch criteria | cpe:2.3:a:ibm:db2:9.7:*:*:*:*:*:*:* | ||
10.1CPE matchmatch criteria | cpe:2.3:a:ibm:db2:10.1:*:*:*:*:*:*:* | ||
10.5CPE matchmatch criteria | cpe:2.3:a:ibm:db2:10.5:*:*:*:*:*:*:* | ||
11.1CPE matchmatch criteria | cpe:2.3:a:ibm:db2:11.1:*:*:*:*:*:*:* | ||
11.5CPE matchmatch criteria | cpe:2.3:a:ibm:db2:11.5:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.