Multiple vulnerabilities in spip.net SPIP

1) Cross-site scripting

EUVDB-ID: #VU42095

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2013-7303

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

Exploit availability: No

Description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in (1) squelettes-dist/formulaires/inscription.php and (2) prive/forms/editer_auteur.php in SPIP before 2.1.25 and 3.0.x before 3.0.13 when processing the author name field. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

SPIP: 2.0.1 - 3.0.11

External links

http://core.spip.org/projects/spip/repository/revisions/20902
http://seclists.org/oss-sec/2014/q1/123
http://seclists.org/oss-sec/2014/q1/128
http://secunia.com/advisories/56381
http://www.securitytracker.com/id/1029703
http://www.spip.net/fr_article5648.html
http://www.spip.net/fr_article5665.html
http://zone.spip.org/trac/spip-zone/changeset/77768
http://exchange.xforce.ibmcloud.com/vulnerabilities/90643

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.

2) Cross-site scripting

EUVDB-ID: #VU42366

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2013-4556

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

Exploit availability: No

Description

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in the author page (prive/formulaires/editer_auteur.php) in SPIP before 2.1.24 and 3.0.x before 3.0.12 when processing url_site parameter. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

SPIP: 2.0.0 - 3.0.11

External links

http://core.spip.org/projects/spip/repository/revisions/20879
http://core.spip.org/projects/spip/repository/revisions/20880
http://secunia.com/advisories/55551
http://www.openwall.com/lists/oss-security/2013/11/10/4
http://www.securitytracker.com/id/1029317
http://www.spip.net/fr_article5646.html
http://www.spip.net/fr_article5648.html
http://www.debian.org/security/2013/dsa-2794

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.

3) Code Injection

EUVDB-ID: #VU42367

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2013-4557

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

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

The Security Screen (_core_/securite/ecran_securite.php) before 1.1.8 for SPIP, as used in SPIP 3.0.x before 3.0.12, allows remote attackers to execute arbitrary PHP via the connect parameter.

Mitigation

Install update from vendor's website.

Vulnerable software versions

SPIP: 3.0.0 - 3.0.11

External links

http://secunia.com/advisories/55551
http://www.openwall.com/lists/oss-security/2013/11/10/4
http://www.securitytracker.com/id/1029317
http://www.spip.net/fr_article5646.html
http://www.spip.net/fr_article5648.html
http://zone.spip.org/trac/spip-zone/changeset/75105/_core_/securite/ecran_securite.php
http://www.debian.org/security/2013/dsa-2794

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.