Information disclosure in LiteSpeed



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2010-2333
CWE-ID CWE-626
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 OpenLiteSpeed
Server applications / Web servers

Vendor LiteSpeed Technologies

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Poison null byte

EUVDB-ID: #VU12158

Risk: Low

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Clear]

CVE-ID: CVE-2010-2333

CWE-ID: CWE-626 - Null Byte Interaction Error (Poison Null Byte)

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists due to poison null byte. A remote attacker can read the source code of scripts via an HTTP request with a null byte followed by a .txt file extension.

Mitigation

Update to version 4.0.15.

Vulnerable software versions

OpenLiteSpeed: 4.0 - 4.0.14

CPE2.3 External links

https://www.litespeedtech.com/support/forum/threads/litespeed-hacked.4078/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.



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