Vulnerability · Published Jul 1, 2020 · Assigned by ibm
CVE-2020-4355
Medium 5.3
In plain English
A medium-severity security flaw in DB2 for Linux- UNIX and Windows from IBM. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.2% (higher than 82% of all known vulnerabilities).
Severity (CVSS 3.0)5.3Medium
Exploit odds (30 days)2.2%top 17.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, 11.1, and 11.5 is vulnerable to a denial of service, caused by improper handling of Secure Sockets Layer (SSL) renegotiation requests. By sending specially-crafted requests, a remote attacker could exploit this vulnerability to increase the resource usage on the system. IBM X-Force ID: 178507.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| IBM | DB2 for Linux- UNIX and Windows | 9.710.110.511.111.5 |
References
- https://www.ibm.com/support/pages/node/6242350 x_refsource_CONFIRM
- ibm-db2-cve20204355-dos (178507) vdb-entry, x_refsource_XF