Vulnerability Name:

CVE-2000-0962 (CCN-5634)

Assigned:2000-09-17
Published:2000-09-17
Updated:2018-05-03
Summary:The IPSEC implementation in OpenBSD 2.7 does not properly handle empty AH/ESP packets, which allows remote attackers to cause a denial of service.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Denial of Service
References:Source: BUGTRAQ
Type: Patch, Vendor Advisory
20000925 Nmap Protocol Scanning DoS against OpenBSD IPSEC

Source: CCN
Type: BugTraq Mailing List, Mon Sep 25 2000 - 16:13:00 CDT
Nmap Protocol Scanning DoS against OpenBSD IPSEC

Source: MITRE
Type: CNA
CVE-2000-0962

Source: CCN
Type: OpenBSD Security Advisory, September 18, 2000
Bad ESP/AH packets could cause a crash under certain conditions

Source: OSVDB
Type: UNKNOWN
1574

Source: CCN
Type: OSVDB ID: 1574
OpenBSD Empty AH/ESP Packet Remote DoS

Source: BID
Type: Exploit, Patch, Vendor Advisory
1723

Source: CCN
Type: BID-1723
OpenBSD "empty" AH/ESP Packet Remote Denial of Service Vulnerability

Source: XF
Type: UNKNOWN
openbsd-nmap-dos(5634)

Source: XF
Type: UNKNOWN
openbsd-nmap-dos(5634)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:openbsd:openbsd:2.7:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:openbsd:openbsd:2.7:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    openbsd openbsd 2.7
    openbsd openbsd 2.7