低危 处理大图像时，GMPDecodeData中的越界写入
CVE编号
CVE-2020-6822利用情况
暂无补丁情况
官方补丁披露时间
2020-04-25漏洞描述
在32位版本中，在GMPDecodeData中处理大于4 GB的图像时，可能发生越界写入。经过足够的努力，这可能已被利用来运行任意代码。此漏洞影响Thunderbird <68.7.0，Firefox ESR <68.7和Firefox <75。解决建议
厂商已发布了漏洞修复程序，请及时关注更新：https://www.mozilla.org/en-US/security/advisories/mfsa2020-12/https://www.mozilla.org/en-US/security/advisories/mfsa2020-13/https://www.mozilla.org/en-US/security/advisories/mfsa2020-14/受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 应用 | mozilla | firefox | * | Up to (excluding) 75.0 | |||||
| 运行在以下环境 | |||||||||
| 应用 | mozilla | firefox_esr | * | Up to (excluding) 68.7.0 | |||||
| 运行在以下环境 | |||||||||
| 应用 | mozilla | thunderbird | * | Up to (excluding) 68.7.0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.11 | firefox-esr | * | Up to (excluding) 68.7.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.12 | firefox | * | Up to (excluding) 68.7.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.13 | firefox | * | Up to (excluding) 75.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.14 | firefox | * | Up to (excluding) 75.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.15 | firefox | * | Up to (excluding) 75.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.16 | firefox | * | Up to (excluding) 68.7.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.17 | firefox | * | Up to (excluding) 68.7.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_3.18 | firefox | * | Up to (excluding) 68.7.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | alpine_edge | firefox | * | Up to (excluding) 68.7.0-r0 | |||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | thunderbird | * | Up to (excluding) 68.8.0-1.amzn2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_6 | firefox | * | Up to (excluding) 68.7.0-1.el6.centos | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_7 | thunderbird | * | Up to (excluding) 68.7.0-2.el7_8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | centos_8 | firefox | * | Up to (excluding) 68.7.0-1.el8_1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | firefox-esr | * | Up to (excluding) 68.7.0esr-1~deb10u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | firefox-esr | * | Up to (excluding) 68.7.0esr-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | firefox-esr | * | Up to (excluding) 68.7.0esr-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_8 | firefox-esr | * | Up to (excluding) 1:60.5.1-1~deb8u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | firefox-esr | * | Up to (excluding) 1:68.7.0-1~deb9u1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | firefox | * | Up to (excluding) 75.0-1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | opensuse_Leap_15.1 | MozillaThunderbird-translations-other | * | Up to (excluding) 68.7.0-lp151.2.42.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_6 | oraclelinux-release | * | Up to (excluding) 68.7.0-1.0.1.el6_10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | oraclelinux-release | * | Up to (excluding) 68.7.0-1.0.1.el7_8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_8 | oraclelinux-release | * | Up to (excluding) 68.7.0-1.0.1.el8_1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_6 | firefox | * | Up to (excluding) 0:68.7.0-2.el6_10 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_7 | firefox | * | Up to (excluding) 68.7.0-1.el7_8 | |||||
| 运行在以下环境 | |||||||||
| 系统 | redhat_8 | firefox | * | Up to (excluding) 68.7.0-1.el8_1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12 | MozillaFirefox | * | Up to (excluding) 68.7.0-109.116 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP4 | MozillaFirefox | * | Up to (excluding) 68.7.0-109.116.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | suse_12_SP5 | MozillaFirefox | * | Up to (excluding) 68.7.0-109.116.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | thunderbird | * | Up to (excluding) 75.0+build3-0ubuntu0.16.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04.7_lts | firefox | * | Up to (excluding) 75.0+build3-0ubuntu0.16.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | thunderbird | * | Up to (excluding) 1:68.7.0+build1-0ubuntu0.18.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04.5_lts | firefox | * | Up to (excluding) 75.0+build3-0ubuntu0.18.04.1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | thunderbird | * | Up to (excluding) 75.0+build3-0ubuntu1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.04 | thunderbird | * | Up to (excluding) 75.0+build3-0ubuntu1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_21.10 | thunderbird | * | Up to (excluding) 75.0+build3-0ubuntu1 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.04 | thunderbird | * | Up to (excluding) 1:1snap1-0ubuntu2 | |||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_22.10 | thunderbird | * | Up to (excluding) 75.0+build3-0ubuntu1 | |||||
- 攻击路径 远程
- 攻击复杂度 复杂
- 权限要求 无需权限
- 影响范围 有限影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 无影响
- 服务器危害 无影响
- 全网数量 100
| CWE-ID | 漏洞类型 |
| CWE-787 | 跨界内存写 |
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