miniserv.pl in (1) Webmin before 1.070 and (2) Usermin before 1.000 does not properly handle metacharacters such as line feeds and carriage returns (CRLF) in Base-64 encoded strings during Basic authentication, which allows remote attackers to spoof a session ID and gain root privileges
Published Feb 26, 2003
10.0
HIGHCVSS 2.0
EPSS 15.47%
Description
miniserv.pl in (1) Webmin before 1.070 and (2) Usermin before 1.000 does not properly handle metacharacters such as line feeds and carriage returns (CRLF) in Base-64 encoded strings during Basic authentication, which allows remote attackers to spoof a session ID and gain root privileges.
Affected products
No data.
- 1.2
- 0.4
- 0.5
- 0.6
- 0.7
- 0.8
- 0.9
- 0.91
- 0.92
- 0.93
- 0.94
- 0.95
- 0.96
- 0.97
- 0.98
- 0.99
- 1.0.50
- 1.0.60
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:N/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 | 15.47% (0.15469) | 96.70th | v5 (v2026.06.15) |
| Jun 15, 2026 | 15.47% (0.15469) | 96.37th | v5 (v2026.06.15) |
| Mar 30, 2025 | 15.50% (0.15499) | 94.10th | v4 (v2025.03.14) |
| Mar 29, 2025 | 17.97% (0.17975) | 92.01th | v4 (v2025.03.14) |
| Mar 17, 2025 | 15.29% (0.15291) | 94.11th | v4 (v2025.03.14) |
| Dec 17, 2024 | 9.43% (0.09427) | 94.72th | v3 (v2023.03.01) |
| Mar 7, 2023 | 6.88% (0.06884) | 92.78th | v3 (v2023.03.01) |
| Mar 6, 2023 | 12.57% (0.12567) | 95.52th | v2 (v2022.01.01) |
| Apr 1, 2022 | 12.57% (0.12567) | 95.18th | v2 (v2022.01.01) |
| Feb 4, 2022 | 12.57% (0.12567) | 90.03th | v2 (v2022.01.01) |
No CWE recorded.
References (17)
- ftp://patches.sgi.com/support/free/security/advisories/20030602-01-I vendor-advisoryx_refsource_SGI
- http://archives.neohapsis.com/archives/hp/2003-q1/0063.html vendor-advisoryx_refsource_HP
- http://archives.neohapsis.com/archives/linux/engarde/2003-q1/0008.html vendor-advisoryx_refsource_ENGARDE
- http://marc.info/?l=bugtraq&m=104610245624895&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=bugtraq&m=104610300325629&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=bugtraq&m=104610336226274&w=2 mailing-listx_refsource_BUGTRAQ
- http://marc.info/?l=webmin-announce&m=104587858408101&w=2 x_refsource_CONFIRM
- http://secunia.com/advisories/8115 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/8163 third-party-advisoryx_refsource_SECUNIA
- http://www.ciac.org/ciac/bulletins/n-058.shtml third-party-advisorygovernment-resourcex_refsource_CIAC
- http://www.debian.org/security/2003/dsa-319 vendor-advisoryx_refsource_DEBIAN
- http://www.iss.net/security_center/static/11390.php vdb-entryx_refsource_XFVendor Advisory
- http://www.lac.co.jp/security/english/snsadv_e/62_e.html x_refsource_MISC
- http://www.linuxsecurity.com/advisories/gentoo_advisory-2886.html x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDKSA-2003:025 vendor-advisoryx_refsource_MANDRAKE
- http://www.securityfocus.com/bid/6915 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1006160 vdb-entryx_refsource_SECTRACK
Change history (0)
No recorded changes yet.