CVE-2004-0184
MediumPublic exploitInteger underflow in the isakmp_id_print for TCPDUMP 3.8.1 and earlier allows remote attackers to cause a denial of service (crash) via an ISAKMP packet with an Identification payload with a length that becomes less than 8 during byte order conversion, which causes an…
Published May 4, 2004 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2004-0184
Key Facts
Patch immediately- CVE-2004-0184 is a medium-severity vulnerability (CVSS 5.0 v2) affecting Tcpdump.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 60% probability of exploitation in the next 30 days.
- Fixed versions are available, including Tcpdump 14:3.7.2-7.E3.2, Tcpdump 3.6.2-2.8, Tcpdump 3.7.2-4.
- Brandefense priority: patch immediately, because it is very likely to be exploited soon.
CVSS v2
5.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS (30-day exploit likelihood)
60%
Higher than 99.1% of all scored CVEs
Exploited in the wild
No known
Not in a known-exploited catalog
Public exploit code
Available
Proof-of-concept or weaponized module
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Description
Integer underflow in the isakmp_id_print for TCPDUMP 3.8.1 and earlier allows remote attackers to cause a denial of service (crash) via an ISAKMP packet with an Identification payload with a length that becomes less than 8 during byte order conversion, which causes an out-of-bounds read, as demonstrated by the Striker ISAKMP Protocol Test Suite.
Affected Products
13 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| TcpdumpTcpdump | See advisory | 3.8.1 |
Patched Releases
Tcpdump
14:3.7.2-7.E3.2, 3.6.2-2.8, 3.7.2-4, 3.8.1
Timeline
Publicly disclosed
May 4, 2004
Last updated
Aug 4, 2026
Weakness Type
- CWE-125 Out-of-bounds Read
- CWE-191 Integer Underflow (Wrap or Wraparound)
References
- advisory20040330 R7-0017: TCPDUMP ISAKMP payload handling denial-of-service vulnerabilities
- advisoryRHSA-2004:219
- advisory1009593
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2004-0184
- advisoryVU#492558
FAQ
Common Questions.
Integer underflow in the isakmp_id_print for TCPDUMP 3.8.1 and earlier allows remote attackers to cause a denial of service (crash) via an ISAKMP packet with an Identification payload with a length that becomes less than 8 during byte order conversion, which causes an out-of-bounds read, as demonstrated by the Striker…
Affected: Tcpdump. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Tcpdump 14:3.7.2-7.E3.2, Tcpdump 3.6.2-2.8, Tcpdump 3.7.2-4.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.
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