CVE-2011-4895
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I. Basic Information for CVE-2011-4895
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Tor before 0.2.2.34, when configured as a bridge, sets up circuits through a process different from the process used by a client, which makes it easier for remote attackers to enumerate bridges by observing circuit building.
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
Tor信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Tor（The Onion Router）是第二代洋葱路由（onion routing）的一种实现，主要用于匿名访问互联网。 Tor 0.2.2.34之前的版本中存在漏洞。在配置为桥接器时通过不同于客户端使用的处理器装配电路，远程攻击者更易于通过观察电路建立来枚举桥接器。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2011-4895
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://blog.torproject.org/blog/tor-02234-released-security-patchesx_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2011-4895
Same Patch Batch · n/a · 2011-12-23 · 11 CVEs total
| CVE-2011-1388 | Blueberry BB FlashBack任意代码执行漏洞 | |
| CVE-2011-1391 | Blueberry BB FlashBack任意代码执行漏洞 | |
| CVE-2011-1392 | IBM Rational Rhapsody任意代码执行漏洞 | |
| CVE-2011-4596 | Ubuntu Nova 输入验证漏洞 | |
| CVE-2011-2768 | Tor 权限许可和访问控制问题漏洞 | |
| CVE-2011-2769 | Tor 信息泄露漏洞 | |
| CVE-2011-2778 | Tor 缓冲区溢出漏洞 | |
| CVE-2011-4894 | Tor信息泄露漏洞 | |
| CVE-2011-4896 | Tor 信息泄露漏洞 | |
| CVE-2011-4897 | Tor 信息泄露漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
- CVE-2026-8186
Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out- - CVE-2026-8187
Open5GS UPF gtp-path.c _gtpv1_u_recv_cb resource consumption - CVE-2026-6667
PgBouncer missing authorization check in KILL_CLIENT admin c - CVE-2026-6666
PgBouncer crash in kill_pool_logins_server_error - CVE-2026-6665
PgBouncer buffer overflow in SCRAM
V. Comments for CVE-2011-4895
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