CVE-2021-29969
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I. Basic Information for CVE-2021-29969
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
If Thunderbird was configured to use STARTTLS for an IMAP connection, and an attacker injected IMAP server responses prior to the completion of the STARTTLS handshake, then Thunderbird didn't ignore the injected data. This could have resulted in Thunderbird showing incorrect information, for example the attacker could have tricked Thunderbird to show folders that didn't exist on the IMAP server. This vulnerability affects Thunderbird < 78.12.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Mozilla Thunderbird 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Thunderbird是美国Mozilla基金会的一套从Mozilla Application Suite独立出来的电子邮件客户端软件。该软件支持IMAP、POP邮件协议以及HTML邮件格式。 Mozilla Thunderbird 存在命令注入漏洞，该漏洞源于Thunderbird处理在STARTTLS进程之前发送的IMAP服务器响应的方式中存在问题。攻击者可利用该漏洞在STARTTLS握手之前发送任意的IMAP命令，并在握手完成后执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Mozilla | Thunderbird | unspecified ~ 78.12 | - |
II. Public POCs for CVE-2021-29969
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.mozilla.org/security/advisories/mfsa2021-30/x_refsource_MISC
- https://bugzilla.mozilla.org/show_bug.cgi?id=1682370x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-29969
Same Patch Batch · Mozilla · 2021-08-05 · 10 CVEs total
| CVE-2021-29978 | Mozilla VPN 安全特征问题漏洞 | |
| CVE-2021-29977 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2021-29976 | Mozilla Firefox 缓冲区错误漏洞 | |
| CVE-2021-29975 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-29974 | Mozilla Firefox 权限许可和访问控制问题漏洞 | |
| CVE-2021-29973 | Mozilla Firefox 安全漏洞 | |
| CVE-2021-29972 | Mozilla Firefox 资源管理错误漏洞 | |
| CVE-2021-29971 | Mozilla Firefox 权限许可和访问控制问题漏洞 | |
| CVE-2021-29970 | Mozilla Thunderbird 资源管理错误漏洞 |
IV. Related Vulnerabilities
Same vendor: Mozilla
- CVE-2026-8093
Memory safety bugs fixed in Thunderbird 150.0.2 - CVE-2026-8094
Other issue in the WebRTC component - CVE-2026-8092
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thu - CVE-2026-8091
Incorrect boundary conditions in the Audio/Video: Playback c - CVE-2026-8090
Use-after-free in the DOM: Networking component
V. Comments for CVE-2021-29969
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