Input validation error in Trustwave ModSecurity



| Updated: 2020-08-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2013-1915
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 ModSecurity
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor Trustwave

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU42869

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2013-1915

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

ModSecurity before 2.7.3 allows remote attackers to read arbitrary files, send HTTP requests to intranet servers, or cause a denial of service (CPU and memory consumption) via an XML external entity declaration in conjunction with an entity reference, aka an XML External Entity (XXE) vulnerability.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ModSecurity: 2.7.0 - 2.7.1

CPE2.3 External links

https://lists.fedoraproject.org/pipermail/package-announce/2013-April/101898.html
https://lists.fedoraproject.org/pipermail/package-announce/2013-April/101911.html
https://lists.fedoraproject.org/pipermail/package-announce/2013-April/102616.html
https://lists.opensuse.org/opensuse-updates/2013-08/msg00020.html
https://lists.opensuse.org/opensuse-updates/2013-08/msg00025.html
https://lists.opensuse.org/opensuse-updates/2013-08/msg00031.html
https://secunia.com/advisories/52847
https://secunia.com/advisories/52977
https://www.debian.org/security/2013/dsa-2659
https://www.mandriva.com/security/advisories?name=MDVSA-2013:156
https://www.openwall.com/lists/oss-security/2013/04/03/7
https://www.securityfocus.com/bid/58810
https://bugzilla.redhat.com/show_bug.cgi?id=947842
https://github.com/SpiderLabs/ModSecurity/blob/master/CHANGES
https://github.com/SpiderLabs/ModSecurity/commit/d4d80b38aa85eccb26e3c61b04d16e8ca5de76fe


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.



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