CVE-2009-0036 EXPLOIT
4.4
MEDIUM · CVSS 2.0 · EPSS 1.2% (pctl 67)
Patch early
A public exploit exists.
Description
Buffer overflow in the proxyReadClientSocket function in proxy/libvirt_proxy.c in libvirt_proxy 0.5.1 might allow local users to gain privileges by sending a portion of the header of a virProxyPacket packet, and then sending the remainder of the packet with crafted values in the header, related to use of uninitialized memory in a validation check.
Scoring
| CVSS | 4.4 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:M/Au:N/C:P/I:P/A:P |
| EPSS | 1.17% — more likely to be exploited than 67% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2009-02-11 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| libvirt | libvirt |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | libvirt_proxy 0.5.1 - Local Privilege Escalation | 2009-04-27 |
References
- http://git.et.redhat.com/?p=libvirt.git%3Ba=commitdiff%3Bh=2bb0657e28
- http://openwall.com/lists/oss-security/2009/02/10/8
- http://secunia.com/advisories/34397
- http://www.redhat.com/support/errata/RHSA-2009-0382.html
- http://www.securityfocus.com/bid/33724
- https://bugzilla.redhat.com/show_bug.cgi?id=484947
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10127
- https://www.redhat.com/archives/libvir-list/2009-January/msg00699.html
- https://www.redhat.com/archives/libvir-list/2009-January/msg00726.html
- https://www.redhat.com/archives/libvir-list/2009-January/msg00728.html
- http://git.et.redhat.com/?p=libvirt.git%3Ba=commitdiff%3Bh=2bb0657e28
- http://openwall.com/lists/oss-security/2009/02/10/8
- http://secunia.com/advisories/34397
- http://www.redhat.com/support/errata/RHSA-2009-0382.html
- http://www.securityfocus.com/bid/33724
- https://bugzilla.redhat.com/show_bug.cgi?id=484947
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10127
- https://www.redhat.com/archives/libvir-list/2009-January/msg00699.html
- https://www.redhat.com/archives/libvir-list/2009-January/msg00726.html
- https://www.redhat.com/archives/libvir-list/2009-January/msg00728.html
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