CVE-2012-4502:详情

CVE-2012-4502

0.84%V4
2013-11-05
21h00 +00:00
Network
2024-09-17
04h24 +00:00
指定 CVE 通知
随时了解指定 CVE 的变更。
管理通知

CVE 描述

Multiple integer overflows in pktlength.c in Chrony before 1.29 allow remote attackers to cause a denial of service (crash) via a crafted (1) REQ_SUBNETS_ACCESSED or (2) REQ_CLIENT_ACCESSES command request to the PKL_CommandLength function or crafted (3) RPY_SUBNETS_ACCESSED, (4) RPY_CLIENT_ACCESSES, (5) RPY_CLIENT_ACCESSES_BY_INDEX, or (6) RPY_MANUAL_LIST command reply to the PKL_ReplyLength function, which triggers an out-of-bounds read or buffer overflow. NOTE: versions 1.27 and 1.28 do not require authentication to exploit.

CVE 信息

相关弱点

CWE-ID 弱点名称 来源
CWE-189 Category : Numeric Errors
Weaknesses in this category are related to improper calculation or conversion of numbers.

指标

指标 评分 严重程度 CVSS 向量 来源
V2 5 AV:N/AC:L/Au:N/C:N/I:N/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

Tuxfamily>>Chrony >> Version 至(含) 1.28

Tuxfamily>>Chrony >> Version 1.0

Tuxfamily>>Chrony >> Version 1.1

Tuxfamily>>Chrony >> Version 1.18

Tuxfamily>>Chrony >> Version 1.19

Tuxfamily>>Chrony >> Version 1.19.99.1

Tuxfamily>>Chrony >> Version 1.19.99.2

Tuxfamily>>Chrony >> Version 1.19.99.3

Tuxfamily>>Chrony >> Version 1.20

Tuxfamily>>Chrony >> Version 1.21

Tuxfamily>>Chrony >> Version 1.21

Tuxfamily>>Chrony >> Version 1.23

Tuxfamily>>Chrony >> Version 1.23

Tuxfamily>>Chrony >> Version 1.23.1

Tuxfamily>>Chrony >> Version 1.24

Tuxfamily>>Chrony >> Version 1.24

Tuxfamily>>Chrony >> Version 1.25

Tuxfamily>>Chrony >> Version 1.25

Tuxfamily>>Chrony >> Version 1.25

Tuxfamily>>Chrony >> Version 1.26

Tuxfamily>>Chrony >> Version 1.26

Tuxfamily>>Chrony >> Version 1.27

Tuxfamily>>Chrony >> Version 1.27

Tuxfamily>>Chrony >> Version 1.28

参考资料

http://www.debian.org/security/2013/dsa-2760
Tags : vendor-advisory, x_refsource_DEBIAN
http://seclists.org/oss-sec/2013/q3/332
Tags : mailing-list, x_refsource_MLIST