Vulnerability Name:

CVE-2020-8865 (CCN-177504)

Assigned:2020-02-28
Published:2020-02-28
Updated:2022-10-07
Summary:This vulnerability allows remote attackers to execute local PHP files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The specific flaw exists within edit.php. When parsing the params[template] parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the www-data user. Was ZDI-CAN-10469.
CVSS v3 Severity:6.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
5.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
6.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.5 Medium (CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-22
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2020-8865

Source: XF
Type: UNKNOWN
horde-cve20208865-code-exec(177504)

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20200415 [SECURITY] [DLA 2175-1] php-horde-trean security update

Source: CCN
Type: Horde Web site
Trean H5 (1.1.10) (final)

Source: CCN
Type: Packet Storm Security [03-12-2020]
Horde Groupware Webmail Edition 5.2.22 PHAR Loading

Source: CCN
Type: Packet Storm Security [03-12-2020]
Horde Groupware Webmail Edition 5.2.22 PHP File Inclusion

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [03-11-2020]

Source: CCN
Type: ZDI-20-276
Horde Groupware Webmail Edition edit Page Directory Traversal Remote Code Execution Vulnerability

Source: CCN
Type: ZDI-20-276
Horde Groupware Webmail Edition edit Page Directory Traversal Remote Code Execution Vulnerability

Source: MISC
Type: Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-20-276/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:horde:groupware:5.2.22:*:*:*:webmail:*:*:*

    • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:horde:groupware_webmail_edition:*:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    horde groupware 5.2.22
    debian debian linux 8.0
    horde groupware webmail edition *