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CVE-2004-0079

29
FAUCET Score

CVE-2004-0079 describes a denial-of-service vulnerability in OpenSSL versions 0.9.6c through 0.9.6k and 0.9.7a through 0.9.7c, affecting numerous products including those from Apple, Cisco, and Red Hat. This high-severity flaw (CVSS 7.5) allows remote unauthenticated attackers to crash affected systems via a crafted SSL/TLS handshake that triggers a null dereference. While there is no evidence of active exploitation, no public exploit code, and it is not listed in CISA's KEV catalog, the vulnerability has garnered significant community discussion with 10 mentions.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:h:cisco:firewall_services_module:*:*:*:*:*:*:*:*
1.1.2CPE matchmatch criteria
cpe:2.3:h:cisco:firewall_services_module:1.1.2:*:*:*:*:*:*:*
1.1.3CPE matchmatch criteria
cpe:2.3:h:cisco:firewall_services_module:1.1.3:*:*:*:*:*:*:*
1.1_\(3.005\)CPE matchmatch criteria
cpe:2.3:h:cisco:firewall_services_module:1.1_\(3.005\):*:*:*:*:*:*:*
2.1_\(0.208\)CPE matchmatch criteria
cpe:2.3:h:cisco:firewall_services_module:2.1_\(0.208\):*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
9.54%
Probability of exploitation in next 30 days
EPSS Percentile
94.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0954 is in the 92nd percentile among its peer group of 51,485 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (10)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: openssl-0:0.9.7a-33.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: openssl096b-0:0.9.6b-16
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: openssl096b-0:0.9.6b-16.42
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: openssl096b-0:0.9.6b-22.42
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux AS (Advanced Server) version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux ES version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux WS version 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux 9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Linux Advanced Workstation 2.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Stronghold 4
View patch

Vendor Advisories (1)

redhatCVE-2004-0079Important

security flaw

Mar 17, 2004

References

ftp.freebsd.org / pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:05.openssl.asc
Broken Link
ftp.netbsd.org / pub/NetBSD/security/advisories/NetBSD-SA2004-005.txt.asc
Broken Link
ftp.sco.com / pub/updates/OpenServer/SCOSA-2004.10/SCOSA-2004.10.txt
Broken Link
distro.conectiva.com.br / atualizacoes
Broken Link
docs.info.apple.com / article.html
Broken Link
fedoranews.org / updates/FEDORA-2004-095.shtml
Third Party Advisory
lists.apple.com / archives/security-announce/2005/Aug/msg00000.html
Mailing List
lists.apple.com / archives/security-announce/2005//Aug/msg00001.html
Mailing List
lists.apple.com / mhonarc/security-announce/msg00045.html
Broken Link
marc.info
Mailing List
marc.info
Mailing List
secunia.com / advisories/11139
Broken Link
secunia.com / advisories/17381
Broken Link
secunia.com / advisories/17398
Broken Link
secunia.com / advisories/17401
Broken Link
secunia.com / advisories/18247
Broken Link
security.gentoo.org / glsa/glsa-200403-03.xml
Third Party Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/15505
Third Party AdvisoryVDB Entry
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2621
Broken Link
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5770
Broken Link
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A870
Broken Link
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A975
Broken Link
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9779
Broken Link
sunsolve.sun.com / pub-cgi/retrieve.pl
Broken Link
support.avaya.com / elmodocs2/security/ASA-2005-239.htm
Third Party Advisory
support.lexmark.com / index
Broken Link
ciac.org / ciac/bulletins/o-101.shtml
Broken Link
cisco.com / warp/public/707/cisco-sa-20040317-openssl.shtml
Broken Link
debian.org / security/2004/dsa-465
Third Party Advisory
kb.cert.org / vuls/id/288574
Third Party AdvisoryUS Government Resource
linuxsecurity.com / advisories/engarde_advisory-4135.html
Broken Link
mandriva.com / security/advisories
Third Party Advisory
novell.com / linux/security/advisories/2004_07_openssl.html
Broken Link
openssl.org / news/secadv_20040317.txt
Third Party Advisory
redhat.com / archives/fedora-announce-list/2005-October/msg00087.html
Mailing List
redhat.com / support/errata/RHSA-2004-120.html
Broken Link
redhat.com / support/errata/RHSA-2004-121.html
Broken Link
redhat.com / support/errata/RHSA-2004-139.html
Broken Link
redhat.com / support/errata/RHSA-2005-829.html
Broken Link
redhat.com / support/errata/RHSA-2005-830.html
Broken Link
securityfocus.com / bid/9899
Broken LinkThird Party AdvisoryVDB EntryVendor Advisory
slackware.org / security/viewer.php
Broken Link
trustix.org / errata/2004/0012
Broken Link
uniras.gov.uk / vuls/2004/224012/index.htm
Broken Link
us-cert.gov / cas/techalerts/TA04-078A.html
Broken LinkThird Party AdvisoryUS Government Resource