CVE-2019-8259
CVE-2019-8259 Vulnerability Analysis & Exploit Intelligence
UltraVNC revision 1198 contains multiple memory leaks (CWE-655) in VNC client code, which allow an attacker to read stack memory and can be abused for information disclosure. Combined with another vulnerability, it can be used to leak stack memory and bypass ASLR. This attack appears to be exploitable via network connectivity. These vulnerabilities have been fixed in revision 1199.
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
3%
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-665
References
6 on the record
- ics-cert.kaspersky.com/advisories/klcert-advisories/2019/03/01/klcert-19-005-ultravnc-memory-leak/
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
- cert-portal.siemens.com/productcert/pdf/ssa-940818.pdf
x_refsource_CONFIRM
- cert-portal.siemens.com/productcert/pdf/ssa-286838.pdf
x_refsource_CONFIRM
- us-cert.cisa.gov/ics/advisories/icsa-21-131-11
x_refsource_MISC
Elsewhere on this site
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.