pam_motd (aka the MOTD module) in libpam-modules before 1.1.0-2ubuntu1.1 in PAM on Ubuntu 9.10 and libpam-modules before 1.1.1-2ubuntu5 in PAM on Ubuntu 10.04 LTS allows local users to change the ownership of arbitrary files via a symlink attack on .cache in a user's home directory, related to "user file stamps" and the motd.legal-notice file
Published Jul 12, 2010
6.9
MEDIUMCVSS 2.0
EPSS 0.95%
Description
pam_motd (aka the MOTD module) in libpam-modules before 1.1.0-2ubuntu1.1 in PAM on Ubuntu 9.10 and libpam-modules before 1.1.1-2ubuntu5 in PAM on Ubuntu 10.04 LTS allows local users to change the ownership of arbitrary files via a symlink attack on .cache in a user's home directory, related to "user file stamps" and the motd.legal-notice file.
Affected products
No data.
Configuration 1
- 10.04
Configuration 2
- 9.10
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:M/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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.95% (0.00949) | 59.80th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.94% (0.00941) | 56.17th | v5 (v2026.06.15) |
| Mar 21, 2025 | 0.44% (0.00441) | 60.50th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.57% (0.01570) | 80.26th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 0.34th | v3 (v2023.03.01) |
| Mar 4, 2024 | 0.04% (0.00042) | 0.40th | v3 (v2023.03.01) |
| Jul 29, 2023 | 0.05% (0.00049) | 15.32th | v3 (v2023.03.01) |
| Jun 10, 2023 | 0.05% (0.00051) | 17.48th | v3 (v2023.03.01) |
| Apr 21, 2023 | 0.05% (0.00046) | 12.83th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00048) | 14.98th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.22% (0.03220) | 84.21th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.22% (0.03220) | 82.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.22% (0.03220) | 65.30th | v2 (v2022.01.01) |
References (9)
- http://secunia.com/advisories/40512 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://twitter.com/jonoberheide/statuses/18009527979 x_refsource_MISC
- http://www.exploit-db.com/exploits/14273 exploitx_refsource_EXPLOIT-DB
- http://www.h-online.com/security/news/item/Ubuntu-closes-root-hole-1034618.html x_refsource_MISC
- http://www.osvdb.org/66116 vdb-entryx_refsource_OSVDB
- http://www.securityfocus.com/bid/41465 vdb-entryx_refsource_BIDExploitPatch
- http://www.ubuntu.com/usn/USN-959-1 vendor-advisoryx_refsource_UBUNTUVendor Advisory
- http://www.vupen.com/english/advisories/2010/1747 vdb-entryx_refsource_VUPENVendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/60194 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/40512 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://twitter.com/jonoberheide/statuses/18009527979 | x_refsource_MISC | |
| http://www.exploit-db.com/exploits/14273 | exploitx_refsource_EXPLOIT-DB | |
| http://www.h-online.com/security/news/item/Ubuntu-closes-root-hole-1034618.html | x_refsource_MISC | |
| http://www.osvdb.org/66116 | vdb-entryx_refsource_OSVDB | |
| http://www.securityfocus.com/bid/41465 | vdb-entryx_refsource_BIDExploitPatch | |
| http://www.ubuntu.com/usn/USN-959-1 | vendor-advisoryx_refsource_UBUNTUVendor Advisory | |
| http://www.vupen.com/english/advisories/2010/1747 | vdb-entryx_refsource_VUPENVendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/60194 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.