Cross-site scripting in s9y Serendipity



| Updated: 2020-07-20
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2011-4090
CWE-ID CWE-79
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Serendipity
Other software / Other software solutions

Vendor s9y.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Cross-site scripting

EUVDB-ID: #VU30578

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2011-4090

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Serendipity before 1.6 has an XSS issue in the karma plugin which may allow privilege escalation.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Serendipity: 1.0 beta1 - 1.5.5

CPE2.3 External links

https://access.redhat.com/security/cve/cve-2011-4090
https://seclists.org/oss-sec/2011/q4/176
https://security-tracker.debian.org/tracker/CVE-2011-4090


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, proof of concept for this vulnerability is available.



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