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CVE-2003-0850

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory...

7.5 HighFix available

CVE-2003-0850 is a high vulnerability (CVSS 7.5) in Rafal Wojtczuk Libnids, published October 25, 2003. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.78%, the 90th percentile. Fixed in libnids 1.18-1.

Severity
7.5 HighCVSS 2.0, NVD
Exploit chance
3.78%EPSS, 90th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
1.18-1libnids +3 more

Description

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

Exploit likelihood

3.78%Down 2.7 points since Feb 4, 2022
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
libnids
Debian:12
before 1.18-1
1.18-1
libnids
Debian:13
before 1.18-1
1.18-1
libnids
Debian:14
before 1.18-1
1.18-1
libnids
Debian:3.0
before 1.16-3woody1
1.16-3woody1

What each source reports

NVD Score used7.5

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

Record
CVE-2003-0850
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE ListNo score

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

Record
CVE-2003-0850
Updated
2026-11-02
EUVDEUVD-2003-0841No score

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

Record
EUVD-2003-0841
Updated
2026-11-03
GitHub AdvisoriesGHSA-r5g5-pgp6-x49mNo score

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory...

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

Record
GHSA-r5g5-pgp6-x49m
Updated
2026-11-02
OSVNo score

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

Record
CVE-2003-0850
Updated
2026-11-02
OSVDEBIAN-CVE-2003-0850No score

The TCP reassembly functionality in libnids before 1.18 allows remote attackers to cause "memory corruption" and possibly execute arbitrary code via "overlarge TCP packets."

Record
DEBIAN-CVE-2003-0850
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

References

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