PT-2011-1041 · Debian · Bcfg2

Stpierre · Publicado 2011-09-15 · Atualizado 2011-09-23 · CVE-2011-3211

Positive Technologies (AI Summary)

CVSS v2.0

9.3

Alta

Vetor base

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Bcfg2 versions 1.1.2 and earlier Bcfg2 version 1.2 prerelease

Description The issue allows remote attackers to execute arbitrary commands via shell metacharacters in data received from a client. Multiple vulnerabilities in the Bcfg2 package of the Debian GNU/Linux operating system can be exploited remotely, potentially leading to a breach of confidentiality, integrity, and availability of protected information.

Recommendations For Bcfg2 versions 1.1.2 and earlier, consider disabling the reception of client data until a patch is available. For Bcfg2 version 1.2 prerelease, restrict access to the server to minimize the risk of exploitation. As a temporary workaround, consider validating and sanitizing all client data to prevent the execution of arbitrary commands via shell metacharacters.

Correção

RCE

Enumeração de Fraquezas

CWE-20

Identificadores relacionados

BDU:2015-02946

CVE-2011-3211

DSA-2302-1

Produtos afetados

Bcfg2

Referências · 18

• https://github.com/solj/bcfg2/commit/46795ae451ca6ede55a0edeb726978aef4684b53 · Correção
• https://github.com/solj/bcfg2/commit/f4a35efec1b6a1e54d61cf1b8bfc83dd1d89eef7 · Correção
• http://openwall.com/lists/oss-security/2011/09/06/1 · Correção
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/066071.html · Aviso do Fabricante
• https://bdu.fstec.ru/vul/2015-02946 · Nota de Segurança
• http://secunia.com/advisories/46042 · Nota
• http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=640028 · Correção
• http://debian.org/security/2011/dsa-2302 · Aviso do Fabricante
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-3211 · Nota de Segurança
• https://nvd.nist.gov/vuln/detail/CVE-2011-3211 · Nota de Segurança
• http://debian.org/security/dsa-2302 · Nota
• http://secunia.com/advisories/45926 · Aviso do Fabricante
• http://securityfocus.com/bid/49414 · Nota
• http://openwall.com/lists/oss-security/2011/09/01/1 · Correção
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/066070.html · Aviso do Fabricante