Skip to main content

Tor CVE-2012-3519

MEDIUM
Information Exposure (CWE-200)
2012-08-26 secalert@redhat.com
5.0
CVSS 2.0 · NVD
Share

Severity by source

NVD PRIMARY
5.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
None
Availability
None

Lifecycle Timeline

1
CVE Published
Aug 26, 2012 - 03:17 cve.org
MEDIUM 5.0

DescriptionCVE.org

routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information about relay selection via a timing side-channel attack.

AnalysisAI

routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information. Rated medium severity (CVSS 5.0), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Exposure of Sensitive Information (CWE-200), which allows attackers to access sensitive data that should not be disclosed. routerlist.c in Tor before 0.2.2.38 uses a different amount of time for relay-list iteration depending on which relay is chosen, which might allow remote attackers to obtain sensitive information about relay selection via a timing side-channel attack. Affected products include: Tor. Version information: before 0.2.2.38.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Minimize information in error messages, implement proper access controls, encrypt sensitive data at rest and in transit.

More in Tor

View all
CVE-2017-16541 MEDIUM POC
6.5 Nov 04

Tor Browser before 7.0.9 on macOS and Linux allows remote attackers to bypass the intended anonymity feature and discove

CVE-2021-38385 HIGH POC
7.5 Aug 30

Tor before 0.3.5.16, 0.4.5.10, and 0.4.6.7 mishandles the relationship between batch-signature verification and single-s

CVE-2018-0491 HIGH POC
7.5 Mar 05

A use-after-free issue was discovered in Tor 0.3.2.x before 0.3.2.10. Rated high severity (CVSS 7.5), this vulnerability

CVE-2023-23589 MEDIUM POC
6.5 Jan 14

The SafeSocks option in Tor before 0.4.7.13 has a logic error in which the unsafe SOCKS4 protocol can be used but not th

CVE-2026-77642 CRITICAL
9.3 Aug 20

Out-of-bounds write in The Tor Project's tor daemon (0.2.8.2-alpha through versions before 0.4.9.9) can be triggered whe

CVE-2020-8516 MEDIUM POC
5.3 Feb 02

The daemon in Tor through 0.4.1.8 and 0.4.2.x through 0.4.2.6 does not verify that a rendezvous node is known before att

CVE-2026-77638 HIGH
8.9 Aug 20

Man-in-the-middle impersonation of onion services in Tor before 0.4.9.11 exploits a race condition in rendezvous point c

CVE-2026-77641 HIGH
8.2 Aug 20

Write-after-free in Tor's conflux (traffic-splitting) subsystem allows a remote unauthenticated attacker to crash a Tor

CVE-2017-8823 HIGH
8.1 Dec 03

In Tor before 0.2.5.16, 0.2.6 through 0.2.8 before 0.2.8.17, 0.2.9 before 0.2.9.14, 0.3.0 before 0.3.0.13, and 0.3.1 bef

CVE-2016-1254 HIGH
7.5 Dec 05

Tor before 0.2.8.12 might allow remote attackers to cause a denial of service (client crash) via a crafted hidden servic

CVE-2016-8860 HIGH
7.5 Jan 04

Tor before 0.2.8.9 and 0.2.9.x before 0.2.9.4-alpha had internal functions that were entitled to expect that buf_t data

CVE-2017-0375 HIGH
7.5 Jun 09

The hidden-service feature in Tor before 0.3.0.8 allows a denial of service (assertion failure and daemon exit) in the r

Share

CVE-2012-3519 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy