MEDIUM
postinst in twiki 4.1.2 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/twiki temporary file
Published Nov 7, 2008
6.9
MEDIUMCVSS 2.0
EPSS 0.29%
Description
postinst in twiki 4.1.2 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/twiki temporary file. NOTE: the vendor disputes this vulnerability, stating "this bug is invalid.
Affected products
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.
6.9 MEDIUM NVD
AV:L/AC:M/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.29% 0.00286
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00286
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.29% (0.00286) | 19.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.29% (0.00286) | 20.07th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.03% (0.00032) | 5.97th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
Weaknesses (1)
References (4)
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=494648 x_refsource_MISC
- http://www.openwall.com/lists/oss-security/2008/10/30/2 mailing-listx_refsource_MLIST
- https://bugs.gentoo.org/show_bug.cgi?id=235770 x_refsource_MISC
- https://bugs.gentoo.org/show_bug.cgi?id=235802 x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=494648 | x_refsource_MISC | |
| http://www.openwall.com/lists/oss-security/2008/10/30/2 | mailing-listx_refsource_MLIST | |
| https://bugs.gentoo.org/show_bug.cgi?id=235770 | x_refsource_MISC | |
| https://bugs.gentoo.org/show_bug.cgi?id=235802 | x_refsource_MISC |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 7, 2008
Updated Sep 17, 2024
Reserved Nov 7, 2008
Link CVE-2008-4998
CISA Vulnrichment
Updated n/a