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CVE-2015-0293

Quick assessment

Affected
n/a n/a
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenSSL是OpenSSL团队开发的一个开源的能够实现安全套接层（SSL v2/v3）和安全传输层（TLS v1）协议的通用加密库，它支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。 OpenSSL的SSLv2实现过程中存在安全漏洞。远程攻击者可借助特制的CLIENT-MASTER-KEY消息利用该漏洞造成拒绝服务（s2_lib.c断言失败和守护进程退出）。以下版本受到影响：OpenSSL 0.9.8zf之前版本，1.0.0r之前1.0.0版本，1.0.1m之前1.0.1版本，1.0.2a之

AI Predicted 5.3 Difficulty: Easy EPSS 21.25% · P97
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I. Basic Information for CVE-2015-0293

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The SSLv2 implementation in OpenSSL before 0.9.8zf, 1.0.0 before 1.0.0r, 1.0.1 before 1.0.1m, and 1.0.2 before 1.0.2a allows remote attackers to cause a denial of service (s2_lib.c assertion failure and daemon exit) via a crafted CLIENT-MASTER-KEY message.
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
OpenSSL SSLv2 拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenSSL是OpenSSL团队开发的一个开源的能够实现安全套接层（SSL v2/v3）和安全传输层（TLS v1）协议的通用加密库，它支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。 OpenSSL的SSLv2实现过程中存在安全漏洞。远程攻击者可借助特制的CLIENT-MASTER-KEY消息利用该漏洞造成拒绝服务（s2_lib.c断言失败和守护进程退出）。以下版本受到影响：OpenSSL 0.9.8zf之前版本，1.0.0r之前1.0.0版本，1.0.1m之前1.0.1版本，1.0.2a之
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
- n/a n/a -

II. Public POCs for CVE-2015-0293

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III. Intelligence Information for CVE-2015-0293

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Vendor Advisories for CVE-2015-0293 (21)

Mailing List Discussions for CVE-2015-0293 (25)

Other References for CVE-2015-0293 (8)

Same Patch Batch · n/a · 2015-03-19 · 18 CVEs total

CVE-2015-0285 OpenSSL‘ssl3_client_hello’函数安全漏洞
CVE-2015-1787 OpenSSL‘ssl3_get_client_key_exchange’函数拒绝服务漏洞
CVE-2015-0292 OpenSSL‘EVP_DecodeUpdate’函数缓冲区错误漏洞
CVE-2015-0291 OpenSSL sigalgs 拒绝服务漏洞
CVE-2015-0290 OpenSSL‘ssl3_write_bytes’函数拒绝服务漏洞
CVE-2015-0289 OpenSSL PKCS#7 拒绝服务漏洞
CVE-2015-0288 OpenSSL‘X509_to_X509_REQ’函数拒绝服务漏洞
CVE-2015-0287 OpenSSL‘ASN1_item_ex_d2i’函数安全漏洞
CVE-2015-0286 OpenSSL‘ASN1_TYPE_cmp’函数安全漏洞
CVE-2015-2281 Fortinet Single Sign On 基于栈的缓冲区溢出漏洞
CVE-2015-0209 OpenSSL‘d2i_ECPrivateKey’函数释放后重用漏洞
CVE-2015-0208 OpenSSL‘rsa_item_verify’函数拒绝服务漏洞
CVE-2015-0207 OpenSSL‘dtls1_listen’函数拒绝服务漏洞
CVE-2015-2352 MyBB 安全漏洞
CVE-2015-2351 Alkacon Software OpenCms 跨站脚本漏洞
CVE-2015-2350 MikroTik RouterOS 跨站请求伪造漏洞
CVE-2015-2349 SuperWebMailer 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2015-0293

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