Tor before 0.1.1.20 uses OpenSSL pseudo-random bytes (RAND_pseudo_bytes) instead of…
Priority LOW 26Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · None · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Tor before 0.1.1.20 uses OpenSSL pseudo-random bytes (RAND_pseudo_bytes) instead of cryptographically strong RAND_bytes, and seeds the entropy value at start-up with 160-bit chunks without reseeding, which makes it easier for attackers to conduct brute force guessing attacks.
Why it matters now
EPSS 0.01656 76th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 68
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:tor:tor:0.0.2:*:*:*:*:*:*:* | 0.0.2 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre13:*:*:*:*:*:*:* | 0.0.2_pre13 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre14:*:*:*:*:*:*:* | 0.0.2_pre14 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre15:*:*:*:*:*:*:* | 0.0.2_pre15 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre16:*:*:*:*:*:*:* | 0.0.2_pre16 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre17:*:*:*:*:*:*:* | 0.0.2_pre17 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre18:*:*:*:*:*:*:* | 0.0.2_pre18 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre19:*:*:*:*:*:*:* | 0.0.2_pre19 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre20:*:*:*:*:*:*:* | 0.0.2_pre20 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre21:*:*:*:*:*:*:* | 0.0.2_pre21 | Vulnerable | Tor |
- cpe:2.3:a:tor:tor:0.0.2:*:*:*:*:*:*:* Versions 0.0.2 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre13:*:*:*:*:*:*:* Versions 0.0.2_pre13 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre14:*:*:*:*:*:*:* Versions 0.0.2_pre14 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre15:*:*:*:*:*:*:* Versions 0.0.2_pre15 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre16:*:*:*:*:*:*:* Versions 0.0.2_pre16 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre17:*:*:*:*:*:*:* Versions 0.0.2_pre17 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre18:*:*:*:*:*:*:* Versions 0.0.2_pre18 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre19:*:*:*:*:*:*:* Versions 0.0.2_pre19 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre20:*:*:*:*:*:*:* Versions 0.0.2_pre20 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre21:*:*:*:*:*:*:* Versions 0.0.2_pre21 Vulnerable ·Tor
Show 58 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:tor:tor:0.0.2_pre22:*:*:*:*:*:*:* | 0.0.2_pre22 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre23:*:*:*:*:*:*:* | 0.0.2_pre23 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre24:*:*:*:*:*:*:* | 0.0.2_pre24 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre25:*:*:*:*:*:*:* | 0.0.2_pre25 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre26:*:*:*:*:*:*:* | 0.0.2_pre26 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.2_pre27:*:*:*:*:*:*:* | 0.0.2_pre27 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.3:*:*:*:*:*:*:* | 0.0.3 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.4:*:*:*:*:*:*:* | 0.0.4 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.5:*:*:*:*:*:*:* | 0.0.5 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.6:*:*:*:*:*:*:* | 0.0.6 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.6.1:*:*:*:*:*:*:* | 0.0.6.1 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.6.2:*:*:*:*:*:*:* | 0.0.6.2 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.7:*:*:*:*:*:*:* | 0.0.7 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.7.1:*:*:*:*:*:*:* | 0.0.7.1 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.7.2:*:*:*:*:*:*:* | 0.0.7.2 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.7.3:*:*:*:*:*:*:* | 0.0.7.3 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.8:*:*:*:*:*:*:* | 0.0.8 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.8.1:*:*:*:*:*:*:* | 0.0.8.1 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9:*:*:*:*:*:*:* | 0.0.9 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.1:*:*:*:*:*:*:* | 0.0.9.1 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.2:*:*:*:*:*:*:* | 0.0.9.2 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.3:*:*:*:*:*:*:* | 0.0.9.3 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.4:*:*:*:*:*:*:* | 0.0.9.4 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.5:*:*:*:*:*:*:* | 0.0.9.5 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.6:*:*:*:*:*:*:* | 0.0.9.6 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.7:*:*:*:*:*:*:* | 0.0.9.7 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.8:*:*:*:*:*:*:* | 0.0.9.8 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.9:*:*:*:*:*:*:* | 0.0.9.9 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.0.9.10:*:*:*:*:*:*:* | 0.0.9.10 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.1:*:*:*:*:*:*:* | 0.1.0.1 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.2:*:*:*:*:*:*:* | 0.1.0.2 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.3:*:*:*:*:*:*:* | 0.1.0.3 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.4:*:*:*:*:*:*:* | 0.1.0.4 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.5:*:*:*:*:*:*:* | 0.1.0.5 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.6:*:*:*:*:*:*:* | 0.1.0.6 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.7:*:*:*:*:*:*:* | 0.1.0.7 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.8:*:*:*:*:*:*:* | 0.1.0.8 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.9:*:*:*:*:*:*:* | 0.1.0.9 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.10:*:*:*:*:*:*:* | 0.1.0.10 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.11:*:*:*:*:*:*:* | 0.1.0.11 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.12:*:*:*:*:*:*:* | 0.1.0.12 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.13:*:*:*:*:*:*:* | 0.1.0.13 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.14:*:*:*:*:*:*:* | 0.1.0.14 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.15:*:*:*:*:*:*:* | 0.1.0.15 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.16:*:*:*:*:*:*:* | 0.1.0.16 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.17:*:*:*:*:*:*:* | 0.1.0.17 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.18:*:*:*:*:*:*:* | 0.1.0.18 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.0.19:*:*:*:*:*:*:* | 0.1.0.19 | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.1_alpha:*:*:*:*:*:*:* | 0.1.1.1_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.2_alpha:*:*:*:*:*:*:* | 0.1.1.2_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.3_alpha:*:*:*:*:*:*:* | 0.1.1.3_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.4_alpha:*:*:*:*:*:*:* | 0.1.1.4_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.5_alpha:*:*:*:*:*:*:* | 0.1.1.5_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.6_alpha:*:*:*:*:*:*:* | 0.1.1.6_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.7_alpha:*:*:*:*:*:*:* | 0.1.1.7_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.8_alpha:*:*:*:*:*:*:* | 0.1.1.8_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.9_alpha:*:*:*:*:*:*:* | 0.1.1.9_alpha | Vulnerable | Tor |
| cpe:2.3:a:tor:tor:0.1.1.10_alpha:*:*:*:*:*:*:* | 0.1.1.10_alpha | Vulnerable | Tor |
- cpe:2.3:a:tor:tor:0.0.2_pre22:*:*:*:*:*:*:* Versions 0.0.2_pre22 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre23:*:*:*:*:*:*:* Versions 0.0.2_pre23 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre24:*:*:*:*:*:*:* Versions 0.0.2_pre24 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre25:*:*:*:*:*:*:* Versions 0.0.2_pre25 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre26:*:*:*:*:*:*:* Versions 0.0.2_pre26 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.2_pre27:*:*:*:*:*:*:* Versions 0.0.2_pre27 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.3:*:*:*:*:*:*:* Versions 0.0.3 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.4:*:*:*:*:*:*:* Versions 0.0.4 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.5:*:*:*:*:*:*:* Versions 0.0.5 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.6:*:*:*:*:*:*:* Versions 0.0.6 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.6.1:*:*:*:*:*:*:* Versions 0.0.6.1 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.6.2:*:*:*:*:*:*:* Versions 0.0.6.2 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.7:*:*:*:*:*:*:* Versions 0.0.7 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.7.1:*:*:*:*:*:*:* Versions 0.0.7.1 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.7.2:*:*:*:*:*:*:* Versions 0.0.7.2 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.7.3:*:*:*:*:*:*:* Versions 0.0.7.3 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.8:*:*:*:*:*:*:* Versions 0.0.8 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.8.1:*:*:*:*:*:*:* Versions 0.0.8.1 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9:*:*:*:*:*:*:* Versions 0.0.9 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.1:*:*:*:*:*:*:* Versions 0.0.9.1 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.2:*:*:*:*:*:*:* Versions 0.0.9.2 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.3:*:*:*:*:*:*:* Versions 0.0.9.3 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.4:*:*:*:*:*:*:* Versions 0.0.9.4 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.5:*:*:*:*:*:*:* Versions 0.0.9.5 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.6:*:*:*:*:*:*:* Versions 0.0.9.6 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.7:*:*:*:*:*:*:* Versions 0.0.9.7 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.8:*:*:*:*:*:*:* Versions 0.0.9.8 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.9:*:*:*:*:*:*:* Versions 0.0.9.9 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.0.9.10:*:*:*:*:*:*:* Versions 0.0.9.10 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.1:*:*:*:*:*:*:* Versions 0.1.0.1 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.2:*:*:*:*:*:*:* Versions 0.1.0.2 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.3:*:*:*:*:*:*:* Versions 0.1.0.3 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.4:*:*:*:*:*:*:* Versions 0.1.0.4 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.5:*:*:*:*:*:*:* Versions 0.1.0.5 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.6:*:*:*:*:*:*:* Versions 0.1.0.6 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.7:*:*:*:*:*:*:* Versions 0.1.0.7 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.8:*:*:*:*:*:*:* Versions 0.1.0.8 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.9:*:*:*:*:*:*:* Versions 0.1.0.9 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.10:*:*:*:*:*:*:* Versions 0.1.0.10 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.11:*:*:*:*:*:*:* Versions 0.1.0.11 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.12:*:*:*:*:*:*:* Versions 0.1.0.12 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.13:*:*:*:*:*:*:* Versions 0.1.0.13 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.14:*:*:*:*:*:*:* Versions 0.1.0.14 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.15:*:*:*:*:*:*:* Versions 0.1.0.15 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.16:*:*:*:*:*:*:* Versions 0.1.0.16 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.17:*:*:*:*:*:*:* Versions 0.1.0.17 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.18:*:*:*:*:*:*:* Versions 0.1.0.18 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.0.19:*:*:*:*:*:*:* Versions 0.1.0.19 Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.1_alpha:*:*:*:*:*:*:* Versions 0.1.1.1_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.2_alpha:*:*:*:*:*:*:* Versions 0.1.1.2_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.3_alpha:*:*:*:*:*:*:* Versions 0.1.1.3_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.4_alpha:*:*:*:*:*:*:* Versions 0.1.1.4_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.5_alpha:*:*:*:*:*:*:* Versions 0.1.1.5_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.6_alpha:*:*:*:*:*:*:* Versions 0.1.1.6_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.7_alpha:*:*:*:*:*:*:* Versions 0.1.1.7_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.8_alpha:*:*:*:*:*:*:* Versions 0.1.1.8_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.9_alpha:*:*:*:*:*:*:* Versions 0.1.1.9_alpha Vulnerable ·Tor
- cpe:2.3:a:tor:tor:0.1.1.10_alpha:*:*:*:*:*:*:* Versions 0.1.1.10_alpha Vulnerable ·Tor
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-3419
- 2026-10-03 Alias added: GHSA-rj3x-48ch-69xf
References
Advisory 1
More Tor vulnerabilities
- TI-2010-01618 Heap-based buffer overflow in Tor before 0.2.1.28 and 0.2.2.x before 0.2.2.20-alpha… CVSS 2.0HIGH 10.0
- TI-2009-00394 Unspecified vulnerability in Tor before 0.2.0.33 has unspecified impact and remote attack… CVSS 2.0HIGH 10.0
- TI-2009-00893 Tor before 0.2.0.34 treats incomplete IPv4 addresses as valid, which has unknown impact… CVSS 2.0HIGH 10.0
- TI-2008-05138 Tor before 0.2.0.32 does not properly process the ClientDNSRejectInternalAddresses… CVSS 2.0HIGH 9.3
- TI-2011-02436 Multiple heap-based buffer overflows in Tor before 0.2.2.35 allow remote attackers to… CVSS 2.0HIGH 7.6
- TI-2006-03307 Integer overflow in Tor before 0.1.1.20 allows remote attackers to execute arbitrary code… CVSS 2.0HIGH 7.5
Sources
- CVE-2006-3419 · CVE Program
- CVE-2006-3419 · NVD
- FIRST EPSS
- GHSA-rj3x-48ch-69xf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences