CVE-2009-2425
Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.
02 Description
Tor before 0.2.0.35 allows remote attackers to cause a denial of service (application crash) via a malformed router descriptor.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.51% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 84.4% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-07-10 17:00Z17 YR AGO
- Last updated
- 2024-08-07 05:52Z2 YR AGO
- Reserved
- 2009-07-10
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 44ed218017149a2f16794c030d1925135c9f707f0a795ad56483cba50b3abfa6
05 Affected products
06 References
- secunia.com35546http://secunia.com/advisories/35546
- archives.seul.org[or-announce] 20090625 Tor 0.2.0.35 is releasedhttp://archives.seul.org/or/announce/Jun-2009/msg00000.html
- exchange.xforce.ibmcloud.comtor-router-descriptors-dos(51376)https://exchange.xforce.ibmcloud.com/vulnerabilities/51376
- www.osvdb.org55340http://www.osvdb.org/55340
- www.vupen.comADV-2009-1716http://www.vupen.com/english/advisories/2009/1716
- www.securityfocus.com35505http://www.securityfocus.com/bid/35505
07 Fixed in
Debian 12
- tor Fixed in 0.2.0.35-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- tor Fixed in 0.2.0.35-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- tor Fixed in 0.2.0.35-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.