#VU44977 Path traversal in EAServer - CVE-2011-2474

Vulnerability identifier: #VU44977

Vulnerability risk: Medium

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:Green]

CVE-ID: CVE-2011-2474

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
EAServer
Server applications / Other server solutions

Vendor: Sybase

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the HTTP Server in Sybase EAServer 6.3.1 Developer Edition. A remote authenticated attacker can send a specially crafted HTTP request and remote attackers to read arbitrary files via a /.././ sequence in a path.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

EAServer: 6.3.1

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External links
https://labs.idefense.com/intelligence/vulnerabilities/display.php?id=912

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Q & A

Can this vulnerability be exploited remotely?

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

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.