Vulnerability Name:

CVE-2000-0857 (CCN-5215)

Assigned:2000-09-09
Published:2000-09-09
Updated:2017-12-19
Summary:The logging capability in muh 2.05d IRC server does not properly cleanse user-injected format strings, which allows remote attackers to cause a denial of service or execute arbitrary commands via a malformed nickname.
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:Gain Privileges
References:Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-00:57
muh IRC bouncer remote vulnerability

Source: BUGTRAQ
Type: Vendor Advisory
20000909 format string bug in muh

Source: CCN
Type: BugTraq Mailing List, Sat Sep 09 2000 - 08:53:13 CDT
format string bug in muh

Source: BUGTRAQ
Type: Vendor Advisory
20000909 Re: format string bug in muh

Source: MITRE
Type: CNA
CVE-2000-0857

Source: CCN
Type: OSVDB ID: 11809
muh IRC Server Logging Capability Malformed Nickname Arbitrary Command Execution

Source: BID
Type: Exploit, Patch, Vendor Advisory
1665

Source: CCN
Type: BID-1665
muh IRC Log Format String Vulnerability

Source: XF
Type: UNKNOWN
muh-log-dos(5215)

Source: XF
Type: UNKNOWN
muh-log-dos(5215)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:sebastian_kienzl:muh:2.05d:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:4.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:3.5.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    sebastian_kienzl muh 2.05d
    freebsd freebsd 4.1
    freebsd freebsd 3.5.1