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CVE-2005-1849

17
FAUCET Score

CVE-2005-1849 describes a denial-of-service vulnerability in zlib version 1.2.2, specifically within the inftrees.h component. An unauthenticated remote attacker can exploit this by providing an invalid file, leading to the creation of a large dynamic tree and subsequently crashing the application. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring low attack complexity and resulting in partial availability impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

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

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.00%
Probability of exploitation in next 30 days
EPSS Percentile
89.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0400 is in the 86th percentile among its peer group of 23,705 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (10)

debianpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: zlib-0:1.2.1.2-1.2
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

Vendor Advisories (1)

redhatCVE-2005-1849Important

zlib DoS

Aug 20, 2005

References

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
bugzilla.redhat.com / bugzilla/show_bug.cgi
secunia.com / advisories/16137
Vendor Advisory
secunia.com / advisories/17326
Vendor Advisory
secunia.com / advisories/17516
Vendor Advisory
secunia.com / advisories/18377
Vendor Advisory
secunia.com / advisories/19334
Vendor Advisory
secunia.com / advisories/19550
Vendor Advisory
secunia.com / advisories/19597
Vendor Advisory
secunia.com / advisories/24788
Vendor Advisory
secunia.com / advisories/31492
Vendor Advisory
security.debian.org / pool/updates/main/z/zlib/zlib_1.2.2-4.sarge.2.diff.gz
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/21456
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11402
debian.org / security/2005/dsa-763
PatchVendor Advisory
debian.org / security/2005/dsa-797
debian.org / security/2006/dsa-1026
gentoo.org / security/en/glsa/glsa-200509-18.xml
gentoo.org / security/en/glsa/glsa-200603-18.xml
mandriva.com / security/advisories
mandriva.com / security/advisories
novell.com / linux/security/advisories/2005_43_zlib.html
osvdb.org / 18141
redhat.com / support/errata/RHSA-2005-584.html
redhat.com / support/errata/RHSA-2008-0629.html
securityfocus.com / archive/1/464745/100/0/threaded
securityfocus.com / bid/14340
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/2007/1267