Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2018-15361

UltraVNC revision 1198 has a buffer underflow vulnerability in VNC client code, which can potentially result in code execution. This attack appears to be exploitable via network connectivity. This vulnerability has been fixed in revision 1199.

Published

2019-03-05T15:29:00.273

Last Modified

2024-11-21T03:50:37.367

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-124
Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	uvnc	ultravnc	< 1.2.2.3	Yes

References

https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf ([email protected])
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-003-ultravnc-buffer-underwrite/ Third Party Advisory ([email protected])
https://www.us-cert.gov/ics/advisories/icsa-20-161-06 ([email protected])
https://cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf (af854a3a-2127-422b-91ae-364da2661108)
https://ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-003-ultravnc-buffer-underwrite/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.us-cert.gov/ics/advisories/icsa-20-161-06 (af854a3a-2127-422b-91ae-364da2661108)