NULL pointer dereference in 4d Webstar
CVE-2004-0079
The do_change_cipher_spec function in OpenSSL 0.9.6c to 0.9.6k, and 0.9.7a to 0.9.7c, allows remote attackers to cause a denial of service (crash) via a crafted SSL/TLS handshake that triggers a null dereference.
EPSS: 0.095 (94.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- 4d Webstar — versions 4.0, 5.2, 5.2.1
- Apple Mac_os_x — versions 10.3.3
- Apple Mac_os_x_server — versions 10.3.3
- Avaya Converged_communications_server — versions 2.0
- Avaya Intuity_audix — versions 5.1.46, s3210, s3400
- Avaya S8300 — versions r2.0.0, r2.0.1
- Avaya S8500 — versions r2.0.0, r2.0.1
- Avaya S8700 — versions r2.0.0, r2.0.1
- Avaya Sg200 — versions 4.4, 4.31.29
- Avaya Sg203 — versions 4.4, 4.31.29
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID, Vendor Advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory, Mailing List)
- cve@mitre.org (vendor-advisory, x_refsource_ENGARDE, Broken Link)
- cve@mitre.org (x_refsource_HP, vendor-advisory, Mailing List)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Broken Link)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_MANDRAKE)
- cve@mitre.org (Broken Link, x_refsource_OVAL, signature, vdb-entry)
- cve@mitre.org (vendor-advisory, x_refsource_CONECTIVA, Broken Link)
- cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
- cve@mitre.org (x_refsource_MISC, Broken Link)
Frequently asked questions
- What is CVE-2004-0079?
- CVE-2004-0079 is a high-severity vulnerability in 4d Webstar, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2004-11-23.
- How severe is CVE-2004-0079?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2004-0079 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.