The (1) python-vm-builder and (2) ubuntu-vm-builder implementations in VMBuilder 0.9 in Ubuntu 8.10 omit the -e option when invoking chpasswd with a root:! argument, which configures the root account with a cleartext password of ! (exclamation point) and allows attackers to bypass intended login restrictions
Published Nov 17, 2008
7.2
HIGHCVSS 2.0
EPSS 0.47%
Description
The (1) python-vm-builder and (2) ubuntu-vm-builder implementations in VMBuilder 0.9 in Ubuntu 8.10 omit the -e option when invoking chpasswd with a root:! argument, which configures the root account with a cleartext password of ! (exclamation point) and allows attackers to bypass intended login restrictions.
Affected products
No data.
Running on/with
- 6.06
- 7.10
- 8.04
- 8.10
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.47% (0.00467) | 38.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.47% (0.00467) | 36.64th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00060) | 16.08th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.11% (0.00115) | 46.86th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.11% (0.00115) | 45.63th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00115) | 43.56th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
References (7)
- http://launchpadlibrarian.net/19619929/vm-builder_0.9-0ubuntu3.1.debdiff x_refsource_CONFIRMExploit
- http://osvdb.org/49996 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/32697 third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory
- http://www.securityfocus.com/bid/32292 vdb-entryx_refsource_BIDPatch
- http://www.ubuntu.com/usn/usn-670-1 vendor-advisoryx_refsource_UBUNTUVendor Advisory
- https://bugs.launchpad.net/ubuntu/+source/vm-builder/+bug/296841 x_refsource_CONFIRM
- https://exchange.xforce.ibmcloud.com/vulnerabilities/46603 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://launchpadlibrarian.net/19619929/vm-builder_0.9-0ubuntu3.1.debdiff | x_refsource_CONFIRMExploit | |
| http://osvdb.org/49996 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/32697 | third-party-advisoryx_refsource_SECUNIAPatchVendor Advisory | |
| http://www.securityfocus.com/bid/32292 | vdb-entryx_refsource_BIDPatch | |
| http://www.ubuntu.com/usn/usn-670-1 | vendor-advisoryx_refsource_UBUNTUVendor Advisory | |
| https://bugs.launchpad.net/ubuntu/+source/vm-builder/+bug/296841 | x_refsource_CONFIRM | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/46603 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.