CVE-2019-8268
CVE-2019-8268 Vulnerability Analysis & Exploit Intelligence
UltraVNC revision 1206 has multiple off-by-one vulnerabilities in VNC client code connected with improper usage of ClientConnection::ReadString function, which can potentially result code execution. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1207.
Published Updated Sources: cvelistV5, Kaspersky
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
4%
chance of exploitation in 30 days
CVSS base
Unscored
no source published a base score
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (1)
Weakness & attack patterns
- CWE-193
References
3 on the record
- ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-015-ultravnc-off-by-one-error/
x_refsource_MISC
- cert-portal.siemens.com/productcert/pdf/ssa-927095.pdf
x_refsource_CONFIRM
- www.us-cert.gov/ics/advisories/icsa-20-161-06
x_refsource_MISC
Elsewhere on this site
- kaspersky labevery CVE for this vendor
- CWE-193other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.