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CVE-2015-5334

Quick assessment

Affected
LibreSSL LibreSSL
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

LibreSSL是一款安全套接层和传输层安全协议的开源实现。 LibreSSL 2.3.0之前版本中的‘OBJ_obj2txt’函数存在缓冲区错误漏洞，该漏洞源于程序没有正确检查边界。远程攻击者可借助特制X.509证书利用该漏洞执行任意代码。

AI Predicted 9.8 Difficulty: Moderate EPSS 3.49% · P89
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I. Basic Information for CVE-2015-5334

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (program crash) or possible execute arbitrary code via a crafted X.509 certificate, which triggers a stack-based buffer overflow. Note: this vulnerability exists because of an incorrect fix for CVE-2014-3508.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
LibreSSL 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LibreSSL是一款安全套接层和传输层安全协议的开源实现。 LibreSSL 2.3.0之前版本中的‘OBJ_obj2txt’函数存在缓冲区错误漏洞，该漏洞源于程序没有正确检查边界。远程攻击者可借助特制X.509证书利用该漏洞执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
LibreSSL LibreSSL before 2.3.1 -

II. Public POCs for CVE-2015-5334

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III. Intelligence Information for CVE-2015-5334

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Vendor Advisories for CVE-2015-5334 (1)

Mailing List Discussions for CVE-2015-5334 (2)

Other References for CVE-2015-5334 (1)

IV. Related Vulnerabilities

Same product: LibreSSL
Same vendor: LibreSSL