CVE-2008-2382

QEMU < 0.9.1 and KVM < 79 - Denial of Service via VNC Protocol Message

Title source: llm

Exploitation Summary

EIP tracks 1 public exploit for CVE-2008-2382. PoCs published by Alfredo Ortega.

AI-analyzed exploit summary This exploit triggers a denial-of-service condition in QEMU and KVM's VNC server by sending a malformed packet after establishing a connection. The vulnerability arises from improper handling of the framebuffer update request, leading to a crash.

Description

The protocol_client_msg function in vnc.c in the VNC server in (1) Qemu 0.9.1 and earlier and (2) KVM kvm-79 and earlier allows remote attackers to cause a denial of service (infinite loop) via a certain message.

Exploits (1)

exploitdb WORKING POC VERIFIED

by Alfredo Ortega · pythondoslinux

https://www.exploit-db.com/exploits/32675

View Code ZIP pw:eip

This exploit triggers a denial-of-service condition in QEMU and KVM's VNC server by sending a malformed packet after establishing a connection. The vulnerability arises from improper handling of the framebuffer update request, leading to a crash.

Classification

Working Poc 90%

Attack Type

Dos

Complexity

Trivial

Reliability

Reliable

Target: QEMU <= 0.9.1, KVM <= KVM-79

No auth needed

Prerequisites: Network access to the VNC server · VNC server running on the target

MITRE ATT&CK

T1499 - Endpoint Denial of Service

devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (19)

Core 19

Core References

Third Party Advisory third-party-advisory x_refsource_secunia

http://secunia.com/advisories/35062

Exploit vdb-entry x_refsource_sectrack

http://securitytracker.com/id?1021489

Third Party Advisory third-party-advisory x_refsource_sreason

http://securityreason.com/securityalert/4803

Third Party Advisory vdb-entry x_refsource_vupen

http://www.vupen.com/english/advisories/2008/3488

Vendor Advisory vendor-advisory x_refsource_fedora

https://www.redhat.com/archives/fedora-package-announce/2008-December/msg01223.html

Vendor Advisory third-party-advisory x_refsource_secunia

http://secunia.com/advisories/33303

Third Party Advisory third-party-advisory x_refsource_secunia

http://secunia.com/advisories/34642

Vendor Advisory third-party-advisory x_refsource_secunia

http://secunia.com/advisories/33293

Vendor Advisory vendor-advisory x_refsource_ubuntu

http://www.ubuntu.com/usn/usn-776-1

Third Party Advisory third-party-advisory x_refsource_secunia

http://secunia.com/advisories/33350

Various Sources x_refsource_misc

http://www.coresecurity.com/content/vnc-remote-dos

Mailing List vendor-advisory x_refsource_suse

http://lists.opensuse.org/opensuse-security-announce/2009-01/msg00004.html

Third Party Advisory third-party-advisory x_refsource_secunia

http://secunia.com/advisories/33568

Mailing List vendor-advisory x_refsource_suse

http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html

Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq

http://www.securityfocus.com/archive/1/499502/100/0/threaded

Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://securitytracker.com/id?1021488

Exploit vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/32910

Third Party Advisory vdb-entry x_refsource_vupen

http://www.vupen.com/english/advisories/2008/3489

Third Party Advisory, VDB Entry vdb-entry x_refsource_xf

https://exchange.xforce.ibmcloud.com/vulnerabilities/47561

Scores

EPSS 0.0662

EPSS Percentile 93.0%

Details

CWE

CWE-399

Status published

Products (50)

kvm_qumranet/kvm 1

kvm_qumranet/kvm 2

kvm_qumranet/kvm 3

kvm_qumranet/kvm 4

kvm_qumranet/kvm 5

kvm_qumranet/kvm 6

kvm_qumranet/kvm 7

kvm_qumranet/kvm 8

kvm_qumranet/kvm 9

kvm_qumranet/kvm 10

... and 40 more

Published Dec 24, 2008

Tracked Since Feb 18, 2026