MEDIUM
Buffer overflow in the http_parse_hex function in libz/misc.c in Zervit Webserver 0.02 allows remote attackers to cause a denial of service (daemon crash) via a long URI, related to http.c
Published Apr 21, 2009
5.0
MEDIUMCVSS 2.0
EPSS 7.79%
Description
Buffer overflow in the http_parse_hex function in libz/misc.c in Zervit Webserver 0.02 allows remote attackers to cause a denial of service (daemon crash) via a long URI, related to http.c.
Affected products
No data.
- 0.02
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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
7.79% 0.07794
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.07794
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 3, 2026 | 7.79% (0.07794) | 94.49th | v5 (v2026.06.15) |
| Jun 15, 2026 | 7.79% (0.07794) | 93.88th | v5 (v2026.06.15) |
| Nov 7, 2025 | 11.11% (0.11107) | 93.14th | v4 (v2025.03.14) |
| Mar 30, 2025 | 13.37% (0.13369) | 93.56th | v4 (v2025.03.14) |
| Mar 29, 2025 | 16.41% (0.16407) | 91.49th | v4 (v2025.03.14) |
| Mar 17, 2025 | 13.37% (0.13369) | 93.63th | v4 (v2025.03.14) |
| Dec 17, 2024 | 8.43% (0.08429) | 94.41th | v3 (v2023.03.01) |
| Dec 12, 2024 | 5.32% (0.05323) | 93.38th | v3 (v2023.03.01) |
| Jul 25, 2023 | 5.86% (0.05857) | 92.39th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.50% (0.07503) | 93.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.79% (0.06790) | 92.15th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.79% (0.06790) | 91.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.79% (0.06790) | 79.54th | v2 (v2022.01.01) |
Weaknesses (1)
References (7)
- http://osvdb.org/53768 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/34735 third-party-advisoryx_refsource_SECUNIA
- http://www.securityfocus.com/archive/1/502693/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/34530 vdb-entryx_refsource_BIDExploit
- http://zervit.svn.sourceforge.net/viewvc/zervit/trunk/src/libz/misc.c?r1=17&r2=19 x_refsource_CONFIRM
- http://zervit.svn.sourceforge.net/viewvc/zervit/trunk/src/libz/misc.c?view=log x_refsource_CONFIRM
- https://www.exploit-db.com/exploits/8447 exploitx_refsource_EXPLOIT-DB
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/53768 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/34735 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.securityfocus.com/archive/1/502693/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/34530 | vdb-entryx_refsource_BIDExploit | |
| http://zervit.svn.sourceforge.net/viewvc/zervit/trunk/src/libz/misc.c?r1=17&r2=19 | x_refsource_CONFIRM | |
| http://zervit.svn.sourceforge.net/viewvc/zervit/trunk/src/libz/misc.c?view=log | x_refsource_CONFIRM | |
| https://www.exploit-db.com/exploits/8447 | exploitx_refsource_EXPLOIT-DB |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Apr 21, 2009
Updated Aug 7, 2024
Reserved Apr 21, 2009
Link CVE-2009-1353
CISA Vulnrichment
Updated n/a