Ubuntu 14.04 LTS:Thunderbird 漏洞 (USN-2673-1)

low Nessus 插件 ID 84900

简介

远程 Ubuntu 主机缺少一个或多个安全更新。

描述

Karthikeyan Bhargavan 发现,NSS 对 TLS 状态机的状态转换处理不正确。如果远程攻击者能够执行中间人攻击,则可利用此缺陷跳过 ServerKeyExchange 消息,并移除前向保密性属性。(CVE-2015-2721)

Bob Clary、Christian Holler、Bobby Holley 和 Andrew McCreight 发现 Thunderbird 中的多个内存安全问题。如果用户受到诱骗在浏览环境下打开特别构建的网站,攻击者可能利用这些漏洞通过造成应用程序崩溃造成拒绝服务,或者以调用 Thunderbird 用户的权限执行任意代码。(CVE-2015-2724)

Ronald Crane 发现多种安全漏洞。如果用户受到诱骗在浏览环境下打开特别构建的网站,攻击者可能利用这些漏洞通过造成应用程序崩溃造成拒绝服务,或者以调用 Thunderbird 用户的权限执行任意代码。(CVE-2015-2734、CVE-2015-2735、CVE-2015-2736、CVE-2015-2737、CVE-2015-2738、CVE-2015-2739、CVE-2015-2740)

Matthew Green 发现 NSS 中的一个 DHE 密钥处理问题,其中 MITM 可强制服务器将 TLS 连接降级为 512 位导出级加密。攻击者可能利用此漏洞冒充服务器。(CVE-2015-4000)

请注意,Tenable Network Security 已直接从 Ubuntu 安全公告中提取上述描述块。Tenable 已尝试在不引入其他问题的情况下,尽可能进行自动清理和排版。

解决方案

更新受影响的程序包。

另见

https://ubuntu.com/security/notices/USN-2673-1

插件详情

严重性: Low

ID: 84900

文件名: ubuntu_USN-2673-1.nasl

版本: 2.21

类型: local

代理: unix

发布时间: 2015/7/21

最近更新时间: 2023/10/20

支持的传感器: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

风险信息

VPR

风险因素: Medium

分数: 6.7

CVSS v2

风险因素: Critical

基本分数: 10

时间分数: 7.8

矢量: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS 分数来源: CVE-2015-2740

CVSS v3

风险因素: Low

基本分数: 3.7

时间分数: 3.4

矢量: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

时间矢量: CVSS:3.0/E:P/RL:O/RC:C

CVSS 分数来源: CVE-2015-4000

漏洞信息

CPE: p-cpe:/a:canonical:ubuntu_linux:thunderbird, p-cpe:/a:canonical:ubuntu_linux:thunderbird-dev, p-cpe:/a:canonical:ubuntu_linux:thunderbird-globalmenu, p-cpe:/a:canonical:ubuntu_linux:thunderbird-gnome-support, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-af, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ar, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ast, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-be, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-bg, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-bn, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-bn-bd, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-br, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ca, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-cs, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-da, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-de, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-el, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-en, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-en-gb, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-en-us, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-pa, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-es, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-es-ar, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-es-es, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-et, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-eu, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-fi, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-fr, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-fy, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-fy-nl, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ga, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ga-ie, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-gd, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-gl, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-he, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-hr, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-hu, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-hy, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-id, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-is, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-it, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ja, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ka, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ko, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-lt, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-mk, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-nb, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-nb-no, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-nl, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-nn, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-nn-no, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-pa-in, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-pl, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-pt, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-pt-br, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-pt-pt, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-rm, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ro, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ru, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-si, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-sk, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-sl, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-sq, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-sr, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-sv, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-sv-se, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ta, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-ta-lk, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-tr, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-uk, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-vi, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-zh-cn, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-zh-hans, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-zh-hant, p-cpe:/a:canonical:ubuntu_linux:thunderbird-locale-zh-tw, p-cpe:/a:canonical:ubuntu_linux:thunderbird-mozsymbols, p-cpe:/a:canonical:ubuntu_linux:thunderbird-testsuite, p-cpe:/a:canonical:ubuntu_linux:xul-ext-calendar-timezones, p-cpe:/a:canonical:ubuntu_linux:xul-ext-gdata-provider, p-cpe:/a:canonical:ubuntu_linux:xul-ext-lightning, cpe:/o:canonical:ubuntu_linux:14.04:-:lts

必需的 KB 项: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

可利用: true

易利用性: Exploits are available

补丁发布日期: 2015/7/20

漏洞发布日期: 2015/5/21

参考资料信息

CVE: CVE-2015-2721, CVE-2015-2724, CVE-2015-2734, CVE-2015-2735, CVE-2015-2736, CVE-2015-2737, CVE-2015-2738, CVE-2015-2739, CVE-2015-2740, CVE-2015-4000

BID: 74733

USN: 2673-1