CVE-2002-1350: The BGP decoding routines in tcpdump 3.6.x before 3.7 do not properly copy data, which allows remote attackers

Q: How do I fix CVE-2002-1350?

tcpdump: upgrade to newer than 3.6.2.2.2. Exact commands for each OS are on this page.

Q: Is CVE-2002-1350 being exploited?

CVE-2002-1350 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2002-1350 affect?

CVE-2002-1350 affects tcpdump. Severity is high (CVSS 7.5). The BGP decoding routines in tcpdump 3.6.x before 3.7 do not properly copy data, which allows remote attackers to cause a denial of service (application crash).

This month

HIGH 7.5UPGRADE

CVE-2002-1350 is a high-severity flaw (CVSS 7.5) affecting tcpdump. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The BGP decoding routines in tcpdump 3.6.x before 3.7 do not properly copy data, which allows remote attackers to cause a denial of service (application crash).

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	2.4% (top 16%)
CISA exploited list	No
Published	2002-12-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: lbl

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2002-12-23 05:00 UTCPublished CVE record published
2026-06-16 21:59 UTCUpdated Record last modified

lbl tcpdump UPGRADE

Affected: <= 3.6.2.2.2

Fixed in: newer than 3.6.2.2.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy tcpdump || rpm -q tcpdump || tcpdump --version

2. UPGRADE to newer than 3.6.2.2.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade tcpdump

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade tcpdump

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2002-1350?

tcpdump: upgrade to newer than 3.6.2.2.2. Exact commands for each OS are on this page.

Is CVE-2002-1350 being exploited?

CVE-2002-1350 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2002-1350 affect?

CVE-2002-1350 affects tcpdump. Severity is high (CVSS 7.5). The BGP decoding routines in tcpdump 3.6.x before 3.7 do not properly copy data, which allows remote attackers to cause a denial of service (application crash).

How urgent is CVE-2002-1350?

Priority 47/100. High severity

Related CVEs

CVE-2018-16301 HIGH 7.8 UPGRADE The command-line argument parser in tcpdump before 4.99.0 has a buffer overflow in tcpdump.c:read_infile()
CVE-1999-1024 HIGH 7.5 DOWNGRADE ip_print procedure in Tcpdump 3.4a allows remote attackers to cause a denial of service via a packet with a ze
CVE-2000-1026 HIGH 10.0 DOWNGRADE Multiple buffer overflows in LBNL tcpdump allow remote attackers to execute arbitrary commands.
CVE-2023-1801 MEDIUM 6.5 DOWNGRADE The SMB protocol decoder in tcpdump version 4.99.3 can perform an out-of-bounds write when decoding a crafted
CVE-2020-8037 HIGH 7.5 DOWNGRADE MITIGATE The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.

References

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