Medium severity · published Aug 22, 2023
CVE-2020-19186
Buffer Overflow vulnerability in _nc_find_entry function in tinfo/comp_hash.c:66 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command
6.5
CVSS
2%
EPSS
No
On KEV
Description
Buffer Overflow vulnerability in _nc_find_entry function in tinfo/comp_hash.c:66 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command.
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 81% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AI
Active IQ Unified Manager · Netapp
All versions, or not specified · source: NVD
NC
Ncurses · Invisible-island
6.1 · source: NVD
SS
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.0 before V3.1.5; V3.1.0 before V3.1.5 · source: CISA
SS
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · Siemens
V3.1.0 before V3.1.5; V3.1.0 before V3.1.5 · source: CISA
SS
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.0 before V3.1.5 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-19186
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-19186
seclists.org
http://seclists.org/fulldisclosure/2023/Dec/10
seclists.org
http://seclists.org/fulldisclosure/2023/Dec/11
seclists.org
http://seclists.org/fulldisclosure/2023/Dec/9
Exploit
https://github.com/zjuchenyuan/fuzzpoc/blob/master/infotocap_poc2.md
Third Party Advisory
https://security.netapp.com/advisory/ntap-20231006-0005/
support.apple.com
https://support.apple.com/kb/HT214036
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