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CVE-2005-2096

26
FAUCET Score

CVE-2005-2096 describes a denial-of-service vulnerability in zlib versions 1.2 and later, where a crafted compressed stream with an incomplete code description can trigger a buffer overflow, leading to a crash. This vulnerability carries a CVSS score of 7.5, indicating high severity, and can be exploited remotely with low attack complexity, potentially leading to partial confidentiality, integrity, and availability impacts. Despite its age and high FAUCET Risk Score of 96/100, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.2.0CPE matchmatch criteria
cpe:2.3:a:zlib:zlib:1.2.0:*:*:*:*:*:*:*
1.2.1CPE matchmatch criteria
cpe:2.3:a:zlib:zlib:1.2.1:*:*:*:*:*:*:*
1.2.2CPE matchmatch criteria
cpe:2.3:a:zlib:zlib:1.2.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.48%
Probability of exploitation in next 30 days
EPSS Percentile
91.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0548 is in the 86th percentile among its peer group of 51,553 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 (12)

debianpatch availablevia nvd_reference
View patch
gentoopatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 4.2Fixed in: rhn-solaris-bootstrap-0:5.0.2-3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 4.2Fixed in: rhn_solaris_bootstrap_5_0_2_3-0:1-0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 4.2 (RHEL3)Fixed in: rhn-solaris-bootstrap-0:5.0.2-3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 4.2 (RHEL3)Fixed in: rhn_solaris_bootstrap_5_0_2_3-0:1-0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 5.0Fixed in: rhn-solaris-bootstrap-0:5.0.2-3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 5.0Fixed in: rhn_solaris_bootstrap_5_0_2_3-0:1-0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 5.1Fixed in: rhn-solaris-bootstrap-0:5.1.1-3
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Network Satellite Server v 5.1Fixed in: rhn_solaris_bootstrap_5_1_1_3-0:1-0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: zlib-0:1.2.1.2-1.1
View patch
redhatvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2005-2096Important

zlib DoS

Jul 6, 2005

References

cert-portal.siemens.com / productcert/html/ssa-470355.html
ftp.freebsd.org / pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:16.zlib.asc
ftp.sco.com / pub/updates/OpenServer/SCOSA-2006.6/SCOSA-2006.6.txt
lists.apple.com / archives/security-announce/2005/Aug/msg00000.html
lists.apple.com / archives/security-announce/2005//Aug/msg00001.html
Vendor Advisory
lists.apple.com / archives/security-announce//2008/Nov/msg00001.html
bugzilla.redhat.com / bugzilla/show_bug.cgi
Vendor Advisory
bugzilla.redhat.com / bugzilla/show_bug.cgi
Vendor Advisory
secunia.com / advisories/15949
PatchVendor Advisory
secunia.com / advisories/17054
secunia.com / advisories/17225
secunia.com / advisories/17236
secunia.com / advisories/17326
secunia.com / advisories/17516
secunia.com / advisories/18377
secunia.com / advisories/18406
secunia.com / advisories/18507
secunia.com / advisories/19550
secunia.com / advisories/19597
secunia.com / advisories/24788
secunia.com / advisories/31492
secunia.com / advisories/32706
security.gentoo.org / glsa/glsa-200507-05.xml
PatchVendor Advisory
securitytracker.com / id
Vendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/24064
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11500
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1262
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1542
sunsolve.sun.com / search/document.do
PatchVendor Advisory
support.apple.com / kb/HT3298
support.avaya.com / elmodocs2/security/ASA-2006-016.htm
usn.ubuntu.com / 148-1
debian.org / security/2005/dsa-740
PatchVendor Advisory
debian.org / security/2005/dsa-797
PatchVendor Advisory
debian.org / security/2006/dsa-1026
gentoo.org / security/en/glsa/glsa-200509-18.xml
PatchVendor Advisory
kb.cert.org / vuls/id/680620
Third Party AdvisoryUS Government Resource
mandriva.com / security/advisories
mandriva.com / security/advisories
mandriva.com / security/advisories
redhat.com / support/errata/RHSA-2005-569.html
PatchVendor Advisory
redhat.com / support/errata/RHSA-2008-0629.html
securityfocus.com / archive/1/421411/100/0/threaded
securityfocus.com / archive/1/464745/100/0/threaded
securityfocus.com / archive/1/482503/100/0/threaded
securityfocus.com / archive/1/482505/100/0/threaded
securityfocus.com / archive/1/482571/100/0/threaded
securityfocus.com / archive/1/482601/100/0/threaded
securityfocus.com / archive/1/482949/100/0/threaded
securityfocus.com / archive/1/482950/100/0/threaded
securityfocus.com / bid/14162
Patch
ubuntulinux.org / usn/usn-151-3
vmware.com / support/vi3/doc/esx-3616065-patch.html
vmware.com / support/vi3/doc/esx-9916286-patch.html
vupen.com / english/advisories/2005/0978
vupen.com / english/advisories/2006/0144
vupen.com / english/advisories/2007/1267