Vulnerability Details : CVE-2003-1029
The L2TP protocol parser in tcpdump 3.8.1 and earlier allows remote attackers to cause a denial of service (infinite loop and memory consumption) via a packet with invalid data to UDP port 1701, which causes l2tp_avp_print to use a bad length value when calling print_octets.
Vulnerability category: Denial of service
Products affected by CVE-2003-1029
- cpe:2.3:a:lbl:tcpdump:3.4:*:*:*:*:*:*:*
- cpe:2.3:a:lbl:tcpdump:3.5:*:*:*:*:*:*:*
- cpe:2.3:a:lbl:tcpdump:3.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:lbl:tcpdump:3.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:lbl:tcpdump:3.7:*:*:*:*:*:*:*
- cpe:2.3:a:lbl:tcpdump:3.6.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2003-1029
40.69%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 97 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2003-1029
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
References for CVE-2003-1029
-
http://marc.info/?l=bugtraq&m=107193841728533&w=2
'Remote crash in tcpdump from OpenBSD' - MARC
-
http://www.securityfocus.com/archive/1/350238/30/21640/threaded
-
http://lwn.net/Alerts/66805/
EnGarde alert ESA-20040119-002 (tcpdump) [LWN.net]
-
http://marc.info/?l=tcpdump-workers&m=107228187124962&w=2
'[tcpdump-workers] Seg fault of tcpdump (v 3.8.1 and below) with malformed l2tp packets' - MARC
-
http://www.mandriva.com/security/advisories?name=MDKSA-2004:008
Mandriva
-
http://www.securitytracker.com/id?1008748
GoDaddy Domain Name Search
-
http://www.debian.org/security/2004/dsa-425
Debian -- The Universal Operating SystemPatch;Vendor Advisory
-
http://marc.info/?l=bugtraq&m=107213553214985&w=2
'Re: Remote crash in tcpdump from OpenBSD' - MARC
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