Medium severity · published Dec 27, 2019
CVE-2019-20016
libmysofa before 2019-11-24 does not properly restrict recursive function calls, as demonstrated by reports of stack consumption in readOHDRHeaderMessageDatatype in dataobject.c…
6.5
CVSS
2%
EPSS
No
On KEV
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
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.0% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libmysofa · Symonics
before 0.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-20016
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-20016
Patch
https://github.com/hoene/libmysofa/commit/2e6fac6ab6156dae8e8c6f417741388084b70d6f
Exploit
https://github.com/hoene/libmysofa/issues/83
Exploit
https://github.com/hoene/libmysofa/issues/84
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