Vulnerability Name:

CVE-2004-1799 (CCN-21052)

Assigned:2004-01-05
Published:2004-01-05
Updated:2016-10-18
Summary:PF in certain OpenBSD versions, when stateful filtering is enabled, does not limit packets for a session to the original interface, which allows remote attackers to bypass intended packet filters via spoofed packets to other interfaces.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-Other
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2004-1799

Source: FULLDISC
Type: UNKNOWN
20040105 firewall security bug?

Source: CCN
Type: Full-Disclosure Mailing List, 2004-01-05 13:59:26
firewall security bug?

Source: CCN
Type: PF Web site
PF: The OpenBSD Packet Filter

Source: OSVDB
Type: UNKNOWN
19105

Source: CCN
Type: OSVDB ID: 19105
OpenBSD PF Alternate Interface Rule Bypass

Source: BID
Type: UNKNOWN
9362

Source: CCN
Type: BID-9362
OpenBSD PF State Tracking Spoofed Packet Vulnerability

Source: XF
Type: UNKNOWN
openbsd-pf-bypass-filter(21052)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:openbsd:openbsd:3.0:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.1:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.2:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.3:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.4:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:openbsd:openbsd:3.0:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.1:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.2:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.3:*:*:*:*:*:*:*
  • OR cpe:/o:openbsd:openbsd:3.4:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    openbsd openbsd 3.0
    openbsd openbsd 3.1
    openbsd openbsd 3.2
    openbsd openbsd 3.3
    openbsd openbsd 3.4
    openbsd openbsd 3.0
    openbsd openbsd 3.1
    openbsd openbsd 3.2
    openbsd openbsd 3.3
    openbsd openbsd 3.4