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CVE-2009-0414

25
FAUCET Score

CVE-2009-0414 describes an unspecified heap corruption vulnerability affecting Tor versions prior to 0.2.0.33. This critical flaw carries a CVSS score of 10.0, indicating a severe risk with remote attack vectors, low attack complexity, and complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:a:tor:tor:*:*:*:*:*:*:*:*
<= 0.2.0.32CPE matchmatch criteria
cpe:2.3:a:tor:tor:*:alpha:*:*:*:*:*:*
0.0.2CPE matchmatch criteria
cpe:2.3:a:tor:tor:0.0.2:*:*:*:*:*:*:*
0.0.2_pre13CPE matchmatch criteria
cpe:2.3:a:tor:tor:0.0.2_pre13:*:*:*:*:*:*:*
0.0.2_pre14CPE matchmatch criteria
cpe:2.3:a:tor:tor:0.0.2_pre14:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

10.0HIGH

AV:N/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.02%
Probability of exploitation in next 30 days
EPSS Percentile
86.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0302 is in the 75th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2009-0414

tor: remote heap corruption bug fixed in 0.2.0.33

References

archives.seul.org / or/announce/Jan-2009/msg00000.html
Exploit
blog.torproject.org / blog/tor-0.2.0.33-stable-released
PatchVendor Advisory
secunia.com / advisories/33635
Vendor Advisory
secunia.com / advisories/33677
secunia.com / advisories/34583
security.gentoo.org / glsa/glsa-200904-11.xml
redhat.com / archives/fedora-package-announce/2009-January/msg00902.html
securityfocus.com / bid/33399
Patch
securitytracker.com / id
vupen.com / english/advisories/2009/0210