CVE-2019-8269 - UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service (DoS) condition

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HIGH

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service (DoS) condition

Published Mar 9, 2019

7.5

HIGH

CVSS 3.1

EPSS 5.72%

Description

UltraVNC revision 1206 has stack-based Buffer overflow vulnerability in VNC client code inside FileTransfer module, which leads to a denial of service (DoS) condition. This attack appear to be exploitable via network connectivity. This vulnerability has been fixed in revision 1207.

Affected products

Vendor Kaspersky Lab Product UltraVNC Default
n/a
- Version
  1.2.2.3
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Kaspersky Lab

UltraVNC

n/a

Version	Status	Constraints
1.2.2.3	affected	-

Remediation

No remediation recorded yet.

Weaknesses (2)

CWE-121

CWE-787

Out-of-bounds Write

References (3)

https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
x_refsource_CONFIRMThird Party Advisory
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-016-ultravnc-stack-based-buffer-overflow/
x_refsource_MISCThird Party Advisory
https://www.us-cert.gov/ics/advisories/icsa-20-161-06
x_refsource_MISCThird Party AdvisoryUS Government Resource

Link	Providers	Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf		x_refsource_CONFIRMThird Party Advisory
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-016-ultravnc-stack-based-buffer-overflow/		x_refsource_MISCThird Party Advisory
https://www.us-cert.gov/ics/advisories/icsa-20-161-06		x_refsource_MISCThird Party AdvisoryUS Government Resource