HIGH
OpenSSL 0.9.8c-1 up to versions before 0.9.8g-9 on Debian-based operating systems uses a random number generator that generates predictable numbers, which makes it easier for remote attackers to conduct brute force guessing attacks against cryptographic keys
Published May 13, 2008
7.5
HIGHCVSS 3.1
EPSS 70.72%
Description
OpenSSL 0.9.8c-1 up to versions before 0.9.8g-9 on Debian-based operating systems uses a random number generator that generates predictable numbers, which makes it easier for remote attackers to conduct brute force guessing attacks against cryptographic keys.
Affected products
No data.
Configuration 2
OR
- 6.06
- 7.04
- 7.10
- 8.04
Configuration 3
- 4.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This flaw was caused by a third-party vendor patch to the OpenSSL library. This patch has never been used by Red Hat, and this issue therefore does not affect any Fedora, Red Hat, or upstream supplied OpenSSL packages.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
No CVSS v3.0 score for this CVE.
7.8 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
70.72% 0.70721
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.70721
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (37 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 70.72% (0.70721) | 99.38th | v5 (v2026.06.15) |
| Jun 15, 2026 | 70.72% (0.70721) | 99.31th | v5 (v2026.06.15) |
| May 12, 2026 | 4.05% (0.04048) | 88.59th | v4 (v2025.03.14) |
| Feb 17, 2026 | 3.02% (0.03018) | 86.31th | v4 (v2025.03.14) |
| Jan 30, 2026 | 5.55% (0.05549) | 90.02th | v4 (v2025.03.14) |
| Dec 27, 2025 | 4.19% (0.04190) | 88.41th | v4 (v2025.03.14) |
| Dec 18, 2025 | 7.53% (0.07526) | 91.48th | v4 (v2025.03.14) |
| Nov 19, 2025 | 6.32% (0.06318) | 90.04th | v4 (v2025.03.14) |
| Nov 15, 2025 | 7.34% (0.07341) | 91.29th | v4 (v2025.03.14) |
| Oct 20, 2025 | 3.03% (0.03026) | 86.08th | v4 (v2025.03.14) |
| Oct 3, 2025 | 4.62% (0.04619) | 88.85th | v4 (v2025.03.14) |
| Oct 1, 2025 | 7.56% (0.07558) | 91.50th | v4 (v2025.03.14) |
| Sep 2, 2025 | 4.52% (0.04525) | 88.79th | v4 (v2025.03.14) |
| Aug 28, 2025 | 3.11% (0.03112) | 86.30th | v4 (v2025.03.14) |
| Aug 1, 2025 | 6.09% (0.06086) | 90.46th | v4 (v2025.03.14) |
| Jun 21, 2025 | 4.68% (0.04676) | 88.85th | v4 (v2025.03.14) |
| Jun 20, 2025 | 3.50% (0.03498) | 87.07th | v4 (v2025.03.14) |
| May 2, 2025 | 4.54% (0.04535) | 88.58th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.01% (0.03013) | 85.40th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.65% (0.01651) | 70.53th | v4 (v2025.03.14) |
| Mar 28, 2025 | 3.01% (0.03013) | 85.41th | v4 (v2025.03.14) |
| Mar 27, 2025 | 1.65% (0.01651) | 79.81th | v4 (v2025.03.14) |
| Mar 20, 2025 | 3.01% (0.03013) | 85.48th | v4 (v2025.03.14) |
| Mar 19, 2025 | 1.65% (0.01651) | 79.99th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.01% (0.03013) | 85.70th | v4 (v2025.03.14) |
| Dec 17, 2024 | 20.29% (0.20293) | 96.35th | v3 (v2023.03.01) |
| Oct 15, 2024 | 11.75% (0.11746) | 95.43th | v3 (v2023.03.01) |
| Sep 7, 2024 | 9.67% (0.09666) | 94.91th | v3 (v2023.03.01) |
| Jun 25, 2024 | 8.17% (0.08168) | 94.36th | v3 (v2023.03.01) |
| May 19, 2024 | 9.86% (0.09856) | 94.81th | v3 (v2023.03.01) |
| May 13, 2024 | 9.21% (0.09212) | 94.62th | v3 (v2023.03.01) |
| Apr 13, 2024 | 7.88% (0.07878) | 94.14th | v3 (v2023.03.01) |
| Feb 9, 2024 | 8.97% (0.08970) | 94.39th | v3 (v2023.03.01) |
| Nov 22, 2023 | 1.12% (0.01121) | 82.97th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.14% (0.01139) | 82.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 38.27% (0.38269) | 97.97th | v2 (v2022.01.01) |
| Feb 4, 2022 | 38.27% (0.38269) | 97.25th | v2 (v2022.01.01) |
Weaknesses (1)
References (29)
- http://metasploit.com/users/hdm/tools/debian-openssl/ Broken Link
- http://secunia.com/advisories/30136 third-party-advisoryBroken LinkVendor Advisory
- http://secunia.com/advisories/30220 third-party-advisoryBroken LinkVendor Advisory
- http://secunia.com/advisories/30221 third-party-advisoryBroken LinkVendor Advisory
- http://secunia.com/advisories/30231 third-party-advisoryBroken LinkVendor Advisory
- http://secunia.com/advisories/30239 third-party-advisoryBroken LinkVendor Advisory
- http://secunia.com/advisories/30249 third-party-advisoryBroken LinkVendor Advisory
- http://sourceforge.net/mailarchive/forum.php?thread_name=48367252.7070603%40shemesh.biz&forum_name=rsyncrypto-devel mailing-listThird Party Advisory
- http://www.debian.org/security/2008/dsa-1571 vendor-advisoryMailing ListPatchVendor Advisory
- http://www.debian.org/security/2008/dsa-1576 vendor-advisoryMailing ListPatch
- http://www.kb.cert.org/vuls/id/925211 third-party-advisoryThird Party AdvisoryUS Government Resource
- http://www.securityfocus.com/archive/1/492112/100/0/threaded mailing-listBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/29179 vdb-entryBroken LinkExploitThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id?1020017 vdb-entryBroken LinkThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/usn-612-1 vendor-advisoryPatchThird Party Advisory
- http://www.ubuntu.com/usn/usn-612-2 vendor-advisoryPatchThird Party Advisory
- http://www.ubuntu.com/usn/usn-612-3 vendor-advisoryThird Party Advisory
- http://www.ubuntu.com/usn/usn-612-4 vendor-advisoryThird Party Advisory
- http://www.ubuntu.com/usn/usn-612-7 vendor-advisoryThird Party Advisory
- http://www.us-cert.gov/cas/techalerts/TA08-137A.html third-party-advisoryBroken LinkThird Party AdvisoryUS Government Resource
- https://16years.secvuln.info
- https://access.redhat.com/security/cve/CVE-2008-0166 Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/42375 vdb-entryThird Party AdvisoryVDB Entry
- https://news.ycombinator.com/item?id=40333169
- https://nvd.nist.gov/vuln/detail/CVE-2008-0166
- https://www.cve.org/CVERecord?id=CVE-2008-0166
- https://www.exploit-db.com/exploits/5622 exploitThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/5632 exploitThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/5720 exploitThird Party AdvisoryVDB Entry
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 13, 2008
Updated Aug 7, 2024
Reserved Jan 9, 2008
Link CVE-2008-0166
CISA Vulnrichment
Updated n/a