低危 Bouncy Castle Legion of the Bouncy Castle 1.65/1.66 Utility Method OpenBSDBCrypt.checkPassword comparison

CVE编号

CVE-2020-28052

利用情况

POC 已公开

补丁情况

官方补丁

披露时间

2020-12-18
漏洞描述
A vulnerability classified as critical has been found in Bouncy Castle Legion of the Bouncy Castle 1.65/1.66. Affected is the function OpenBSDBCrypt.checkPassword of the component Utility Method Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability.
解决建议
安装官方补丁。
参考链接
https://github.com/bcgit/bc-java/wiki/CVE-2020-28052
https://lists.apache.org/thread.html/r167dbc42ef7c59802c2ca1ac14735ef9cf687c2...
https://lists.apache.org/thread.html/r175f5a25d100dbe2b1bd3459b3ce882a84c3ff9...
https://lists.apache.org/thread.html/r25d53acd06f29244b8a103781b0339c5e7efee9...
https://lists.apache.org/thread.html/r2ddabd06d94b60cfb0141e4abb23201c628ab92...
https://lists.apache.org/thread.html/r30a139c165b3da6e0d5536434ab1550534011b1...
https://lists.apache.org/thread.html/r37d332c0bf772f4982d1fdeeb2f88dd71dab645...
https://lists.apache.org/thread.html/r4e1619cfefcd031fac62064a3858f5c9229eef9...
https://lists.apache.org/thread.html/r77af3ac7c3bfbd5454546e13faf7aec21d627bd...
https://lists.apache.org/thread.html/r8c36ba34e80e05eecb1f80071cc834d705616f3...
https://lists.apache.org/thread.html/r954d80fd18e9dafef6e813963eb7e08c228151c...
https://lists.apache.org/thread.html/rc9e441c1576bdc4375d32526d5cf457226928e9...
https://lists.apache.org/thread.html/rcd37d9214b08067a2e8f2b5b4fd123a1f8cb600...
https://lists.apache.org/thread.html/rdcbad6d8ce72c79827ed8c635f9a62dd919bb21...
https://lists.apache.org/thread.html/rddd2237b8636a48d573869006ee809262525efb...
https://lists.apache.org/thread.html/rdfd2901b8b697a3f6e2c9c6ecc688fd90d7f881...
https://lists.apache.org/thread.html/rf9abfc0223747a56694825c050cc6b66627a293...
https://lists.apache.org/thread.html/rfc0db1f3c375087e69a239f9284ded72d04fbb5...
https://www.bouncycastle.org/releasenotes.html
https://www.oracle.com//security-alerts/cpujul2021.html
https://www.oracle.com/security-alerts/cpuApr2021.html
https://www.oracle.com/security-alerts/cpuapr2022.html
https://www.oracle.com/security-alerts/cpujan2022.html
https://www.oracle.com/security-alerts/cpujul2022.html
https://www.oracle.com/security-alerts/cpuoct2021.html
https://www.synopsys.com/blogs/software-security/cve-2020-28052-bouncy-castle/
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 bouncycastle legion-of-the-bouncy-castle-java-crytography-api 1.65 -
运行在以下环境
应用 bouncycastle legion-of-the-bouncy-castle-java-crytography-api 1.66 -
运行在以下环境
系统 ubuntu_20 bouncycastle * Up to
(excluding)
1.60-1
运行在以下环境
系统 unionos_20 bouncycastle * Up to
(excluding)
1.60-1
阿里云评分
3.9
  • 攻击路径
    本地
  • 攻击复杂度
    容易
  • 权限要求
    无需权限
  • 影响范围
    有限影响
  • EXP成熟度
    POC 已公开
  • 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
    N/A
CWE-ID 漏洞类型
NVD-CWE-Other
阿里云安全产品覆盖情况