A vulnerability was found in IBM DB2 9.7/10.1/10.5./11.1 (Database Software). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component db2pdcfg. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

IBM DB2 for Linux, UNIX and Windows 9.7, 10.1, 10.5., and 11.1 db2pdcfg is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow an attacker to execute arbitrary code. IBM X-Force ID: 152462.

The bug was discovered 11/27/2018. The weakness was disclosed 11/30/2018 (Website). The advisory is shared at securitytracker.com. This vulnerability is known as CVE-2018-1897 since 12/13/2017. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/12/2023).

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Productinfo

Type

• Database Software

Vendor

• IBM

Name

• DB2

Version

• 9.7
• 10.1
• 10.5.
• 11.1

License

• commercial

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CPE 2.2info

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