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Critical severity · published Oct 29, 2019
CVE-2019-15679
TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution
9.8
CVSS
11.8%
EPSS
No
On KEV
Description
TightVNC code version 1.3.10 contains heap buffer overflow in InitialiseRFBConnection function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)11.8% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TI
Tightvnc · Tightvnc
1.3.10 · source: NVD
Affected product
TI
Tightvnc
Tightvnc
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-15679
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-15679
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-478893.pdf
lists.debian.org
https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html
us-cert.cisa.gov
https://us-cert.cisa.gov/ics/advisories/icsa-20-343-08
Mailing List
https://www.openwall.com/lists/oss-security/2018/12/10/5
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