CVE-2013-4206:详情

CVE-2013-4206

1.14%V4
2013-08-19
23h00 +00:00
Overflow
Network
2024-08-06
16h38 +00:00
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CVE 描述

Heap-based buffer underflow in the modmul function in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) and possibly trigger memory corruption or code execution via a crafted DSA signature, which is not properly handled when performing certain bit-shifting operations during modular multiplication.

CVE 信息

相关弱点

CWE-ID 弱点名称 来源
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.

指标

指标 评分 严重程度 CVSS 向量 来源
V2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P nvd@nist.gov

EPSS

EPSS 是一种预测漏洞被利用可能性的评分模型。

EPSS 评分

EPSS 模型生成一个介于 0 到 1(即 0% 到 100%)之间的概率评分。评分越高,漏洞被利用的可能性越大。

EPSS 百分位

百分位用于根据 EPSS 评分对 CVE 进行排名。例如,EPSS 百分位为第 95 的 CVE,其被利用的可能性高于 95% 的其他 CVE。因此,百分位可用于比较不同 CVE 的 EPSS 评分。

相关产品

配置 0

Putty>>Putty >> Version 0.45

Putty>>Putty >> Version 0.46

Putty>>Putty >> Version 0.47

Putty>>Putty >> Version 0.48

Putty>>Putty >> Version 0.49

Putty>>Putty >> Version 0.50

Putty>>Putty >> Version 0.51

Putty>>Putty >> Version 0.52

Putty>>Putty >> Version 0.53b

Putty>>Putty >> Version 0.54

Putty>>Putty >> Version 0.55

Putty>>Putty >> Version 0.56

Putty>>Putty >> Version 0.57

Putty>>Putty >> Version 0.58

Putty>>Putty >> Version 0.59

Putty>>Putty >> Version 0.60

Putty>>Putty >> Version 0.61

Putty>>Putty >> Version 2010-06-01

Simon_tatham>>Putty >> Version 至(含) 0.62

Simon_tatham>>Putty >> Version 0.53

参考资料

http://www.openwall.com/lists/oss-security/2013/08/06/11
Tags : mailing-list, x_refsource_MLIST
http://secunia.com/advisories/54533
Tags : third-party-advisory, x_refsource_SECUNIA
http://www.debian.org/security/2013/dsa-2736
Tags : vendor-advisory, x_refsource_DEBIAN
http://secunia.com/advisories/54379
Tags : third-party-advisory, x_refsource_SECUNIA