Vulnerability Name:

CVE-1999-1301 (CCN-7540)

Assigned:1996-07-16
Published:1996-07-16
Updated:2008-09-05
Summary:A design flaw in the Z-Modem protocol allows the remote sender of a file to execute arbitrary programs on the client, as implemented in rz in the rzsz module of FreeBSD before 2.1.5, and possibly other programs.
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 Access
References:Source: FREEBSD
Type: Patch, Vendor Advisory
FreeBSD-SA-96:17

Source: CCN
Type: CIAC Information Bulletin G-31
FreeBSD Security Vulnerabilities (ppp, rdist, rz)

Source: CIAC
Type: Patch, Vendor Advisory
G-31

Source: MITRE
Type: CNA
CVE-1999-1301

Source: XF
Type: UNKNOWN
rzsz-command-execution(7540)

Source: CCN
Type: FreeBSD Security Advisory FreeBSD-SA-96:17
"Trojan Horse" vulnerability via rz program

Source: CCN
Type: OSVDB ID: 11098
Z-Modem Protocol Design Flaw Arbitrary Command Execution

Source: XF
Type: UNKNOWN
rzsz-command-execution(7540)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:freebsd:freebsd:*:*:*:*:*:*:*:* (Version <= 2.1.5)

  • Configuration CCN 1:
  • cpe:/o:freebsd:freebsd:2.1.0:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.1.5:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.0.5:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:2.0:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:1.1.5.1:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:1.0:*:*:*:*:*:*:*
  • OR cpe:/o:freebsd:freebsd:1.1:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    freebsd freebsd *
    freebsd freebsd 2.1.0
    freebsd freebsd 2.1.5
    freebsd freebsd 2.0.5
    freebsd freebsd 2.0
    freebsd freebsd 1.1.5.1
    freebsd freebsd 1.0
    freebsd freebsd 1.1