Vulnerability Monitor

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CVE-2018-19274

Passing an absolute path to a file_exists check in phpBB before 3.2.4 allows Remote Code Execution through Object Injection by employing Phar deserialization when an attacker has access to the Admin Control Panel with founder permissions.

Published

2018-11-17T13:29:00.240

Last Modified

2024-11-21T03:57:39.230

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.2 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

8.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-502
CWE-1321

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	phpbb	phpbb	< 3.2.4	Yes
Operating System	debian	debian_linux	8.0	Yes

References

https://blog.ripstech.com/2018/phpbb3-phar-deserialization-to-remote-code-execution/ Exploit, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2018/11/msg00029.html Mailing List, Third Party Advisory ([email protected])
https://www.phpbb.com/community/viewtopic.php?f=14&t=2492206 Patch, Vendor Advisory ([email protected])
https://blog.ripstech.com/2018/phpbb3-phar-deserialization-to-remote-code-execution/ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2018/11/msg00029.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.phpbb.com/community/viewtopic.php?f=14&t=2492206 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)