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CVE-2003-0107

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf...

7.5 HighPublic exploitFix available

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf or when long inputs are truncated using vsnprintf, allows attackers to cause a denial of service or possibly execute arbitrary code.

Exploit likelihood

26.0%Down 1.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.5

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf or when long inputs are truncated using vsnprintf, allows attackers to cause a denial of service or possibly execute arbitrary code.

Record
CVE-2003-0107
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE List No score

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf or when long inputs are truncated using vsnprintf, allows attackers to cause a denial of service or possibly execute arbitrary code.

Record
CVE-2003-0107
Updated
2026-11-02
EUVDEUVD-2003-0103 No score

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf or when long inputs are truncated using vsnprintf, allows attackers to cause a denial of service or possibly execute arbitrary code.

Record
EUVD-2003-0103
Updated
2026-11-03
GitHub AdvisoriesGHSA-c9pj-8qx8-ccrw No score

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf...

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf or when long inputs are truncated using vsnprintf, allows attackers to cause a denial of service or possibly execute arbitrary code.

Record
GHSA-c9pj-8qx8-ccrw
Updated
2026-11-02
OSV No score

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf or when long inputs are truncated using vsnprintf, allows attackers to cause a denial of service or possibly execute arbitrary code.

Record
CVE-2003-0107
Updated
2026-11-02
OSVDEBIAN-CVE-2003-0107 No score

Buffer overflow in the gzprintf function in zlib 1.1.4, when zlib is compiled without vsnprintf or when long inputs are truncated using vsnprintf, allows attackers to cause a denial of service or possibly execute arbitrary code.

Record
DEBIAN-CVE-2003-0107
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
zlib
Debian:12
before 1:1.1.4-10
1:1.1.4-10
zlib
Debian:13
before 1:1.1.4-10
1:1.1.4-10
zlib
Debian:14
before 1:1.1.4-10
1:1.1.4-10

Public exploits

Links only. Every CVE stores no exploit code.

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2003-0107 is a high vulnerability (CVSS 7.5) in Zlib, published March 7, 2003. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 26.0%, the 97th percentile. Fixed in zlib 1:1.1.4-10.

References

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