CVE-2013-4206:詳細資料

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 資訊

相關弱點

CWE-ID 弱點名稱 來源
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.

指標

指標 評分 嚴重程度 CVSS 向量 來源
V2 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P nvd@nist.gov

EPSS

EPSS 是一種預測漏洞被利用可能性的評分模型。

EPSS 評分

EPSS 模型產生介於 0 到 1(0% 到 100%)之間的概率分數。分數越高,漏洞被利用的概率越大。

EPSS 百分位數

百分位數用於根據 EPSS 分數對 CVE 進行排名。例如,EPSS 評分在第 95 百分位的 CVE 比 95% 的其他 CVE 更有可能被利用。因此,百分位數用於比較某 CVE 的 EPSS 分數與其他 CVE 的相對位置。

相關產品

設定 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

參考資料

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