Tor up to 0.2.0.19 Remote Code Execution

Summaryinfo

A vulnerability classified as critical was found in Tor up to 0.2.0.19. This vulnerability affects unknown code. Such manipulation leads to Remote Code Execution. This vulnerability is documented as CVE-2009-0654. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Tor up to 0.2.0.19 (Network Encryption Software). Affected by this issue is an unknown function. The manipulation with an unknown input leads to a remote code execution vulnerability. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Tor 0.2.0.28, and probably 0.2.0.34 and earlier, allows remote attackers, with control of an entry router and an exit router, to confirm that a sender and receiver are communicating via vectors involving (1) replaying, (2) modifying, (3) inserting, or (4) deleting a single cell, and then observing cell recognition errors at the exit router. NOTE: the vendor disputes the significance of this issue, noting that the product s design "accepted end-to-end correlation as an attack that is too expensive to solve."

The weakness was released 02/20/2009 (Website). The advisory is shared for download at blackhat.com. This vulnerability is handled as CVE-2009-0654 since 02/20/2009. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Network Encryption Software

Name

• Tor

Version

• 0.2.0.0
• 0.2.0.1
• 0.2.0.2
• 0.2.0.3
• 0.2.0.4
• 0.2.0.5
• 0.2.0.6
• 0.2.0.7
• 0.2.0.8
• 0.2.0.9
• 0.2.0.10
• 0.2.0.11
• 0.2.0.12
• 0.2.0.13
• 0.2.0.14
• 0.2.0.15
• 0.2.0.16
• 0.2.0.17
• 0.2.0.18
• 0.2.0.19

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Once again VulDB remains the best source for vulnerability data.

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