5
CVE-2009-3560
- EPSS 2.83%
- Veröffentlicht 04.12.2009 21:30:00
- Zuletzt bearbeitet 09.04.2025 00:30:58
- Quelle secalert@redhat.com
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The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a denial of service (application crash) via an XML document with malformed UTF-8 sequences that trigger a buffer over-read, related to the doProlog function in lib/xmlparse.c, a different vulnerability than CVE-2009-2625 and CVE-2009-3720.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libexpat Project ≫ Libexpat Version2.0.1
Apache ≫ HTTP Server Version >= 2.0.35 < 2.0.64
Apache ≫ HTTP Server Version >= 2.2.0 < 2.2.17
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 2.83% | 0.857 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 5 | 10 | 2.9 |
AV:N/AC:L/Au:N/C:N/I:N/A:P
|
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.