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CVE-2019-20016

Published: Dec 27, 2019Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-787
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
1.7%
Top 25.9%
CISA KEV
Not in KEV
Exploits
2 Known
Remediation
Patch Available

Description

libmysofa before 2019-11-24 does not properly restrict recursive function calls, as demonstrated by reports of stack consumption in readOHDRHeaderMessageDatatype in dataobject.c and directblockRead in fractalhead.c. NOTE: a download of v0.9 after 2019-12-06 should fully remediate this issue.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-787

Affected Products

Astra Linux Special EditionООО «РусБИТех-Астра»
On-premOS
Operating Systems / linux-distro
libmysofaСообщество свободного программного обеспечения
On-prem
Operating Systems / linux-distro
n/an/a
libmysofasymonics
Library
OSS Libraries / generic-library
ооо «русбитех-астра»commercialRUOperating Systemsaka rusbitech-astra
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
symonicscommercialOSS Librariesaka symonics libmysofa

Attack Graph

Products CVE Techniques Tactics

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Exploitability

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://github.com/hoene/libmysofa/commit/2e6fac6ab6156dae8e8c6f417741388084b70d6f
github.com
https://github.com/hoene/libmysofa/issues/83
github.com
https://github.com/hoene/libmysofa/issues/84
github.com
and 7 more references View all →

Timeline

Published
Dec 27, 2019
Last Updated
Nov 21, 2024

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