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CVE-2017-7507

Quick assessment

Affected
GnuTLS gnutls
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.

GnuTLS是比利时Nikos Mavrogiannopoulos和瑞典Simon Josefsson软件开发者共同研发的一个免费的用于实现SSL、TLS和DTLS协议的安全通信库。 GnuTLS 3.5.12及之前的版本中存在安全漏洞。攻击者可利用该漏洞造成GnuTLS服务器应用程序崩溃（空指针逆向引用）。

AI Predicted 5.5 Difficulty: Easy EPSS 3.41% · P88

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2017-7507

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
GnuTLS version 3.5.12 and earlier is vulnerable to a NULL pointer dereference while decoding a status response TLS extension with valid contents. This could lead to a crash of the GnuTLS server application.
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
GnuTLS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GnuTLS是比利时Nikos Mavrogiannopoulos和瑞典Simon Josefsson软件开发者共同研发的一个免费的用于实现SSL、TLS和DTLS协议的安全通信库。 GnuTLS 3.5.12及之前的版本中存在安全漏洞。攻击者可利用该漏洞造成GnuTLS服务器应用程序崩溃（空指针逆向引用）。
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
GnuTLS gnutls 3.5.12 -

II. Public POCs for CVE-2017-7507

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III. Intelligence Information for CVE-2017-7507

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Vendor Advisories for CVE-2017-7507 (2)

Other References for CVE-2017-7507 (1)

IV. Related Vulnerabilities

Same product: gnutls
Same vendor: GnuTLS

V. Comments for CVE-2017-7507

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