PT-2009-2756 · Openssl · Openssl

Publicado 2009-01-07 · Atualizado 2018-10-11 · CVE-2009-0051

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Média

Vetor base

AV:N/AC:L/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions ZXID versions 0.29 and earlier

Description The issue arises from improper checking of the return value from the OpenSSL DSA verify function, allowing remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature.

Recommendations For versions 0.29 and earlier, update to a version that properly checks the return value from the OpenSSL DSA verify function to prevent bypassing of certificate chain validation.

Correção

Improper Authentication

Enumeração de Fraquezas

CWE-287

Identificadores relacionados

CVE-2009-0051

Produtos afetados

Openssl

Referências · 4

• https://nvd.nist.gov/vuln/detail/CVE-2009-0051 · Nota de Segurança
• http://securityfocus.com/archive/1/499827/100/0/threaded · Nota
• https://exchange.xforce.ibmcloud.com/vulnerabilities/47837 · Nota
• http://ocert.org/advisories/ocert-2008-016.html · Nota