CVE-2020-19188: Buffer Overflow

Published Aug 22, 2023
·
Updated

Accessibility. A privacy issue was addressed with improved private data redaction for log entries.

Other sources

Accessibility. This issue was addressed with improved state management.

— Apple

Accounts. A privacy issue was addressed with improved private data redaction for log entries.

— Apple

AppleEvents. This issue was addressed with improved redaction of sensitive information.

— Apple

AppleGraphicsControl. Multiple memory corruption issues were addressed with improved input validation.

— Apple

AppleVA. The issue was addressed with improved memory handling.

— Apple

Credit

CVE-2020-19185, CVE-2020-19186, CVE-2020-19187, CVE-2020-19188, CVE-2020-19189, CVE-2020-19190, Mickey Jin@@patch1t, an anonymous researcher, Marc Newlin(SkySafe), Koh M. Nakagawa@@tsunek0h, CVE-2023-38545, CVE-2023-38039, CVE-2023-38546, Yann GASCUEL(Alter Solutions), Anthony Cruz Tyrant Corp@@App, Wojciech Regula(SecuRing), Zhenjiang Zhao(Pangu Team), Qianxin, Junsung Lee, Meysam Firouzi@@R00tkitSMM, Michael DePlante@@izobashi(Trend Micro Zero Day Initiative), Pan ZhenPeng@@Peterpan0927(STAR Labs SG Pte), Eloi Benoist-Vanderbeken@@elvanderb(Synacktiv), CVE-2023-42893, CVE-2023-3618, Ron Masas(BreakPoint), Csaba Fitzl@@theevilbit(OffSec), Csaba Fitzl@@theevilbit(Offensive Security), Arsenii Kostromin (0x3c3e), Mattie Behrens, Joshua Jewett@@JoshJewett33, Zhongquan Li@@Guluisacat, Zhongquan Li@@Guluisacat(Dawn Security Lab of JingDong), CVE-2023-5344, Pwn2car, Zoom Offensive Security Team, Nan Wang@@eternalsakura13(360 Vulnerability Research Institute), rushikesh nandedkar, SungKwon Lee (Demon.Team), Noah Roskin-Frazee, Pr, Ivan Fratric(Google Project Zero), (Trend Micro Zero Day Initiative), Don Clarke, Kirin@@Pwnrin, Yiğit Can YILMAZ@@yilmazcanyigit(Offensive Security), (Offensive Security), Yiğit Can YILMAZ@@yilmazcanyigit, Jewel Lambert, Zhipeng Huo@@R3dF09(Tencent Security Xuanwu Lab), Apple

Affected Software

5 affected componentsFixes available
Apple macOS Sonoma<14.2
14.2
Apple macOS Monterey<12.7.2
12.7.2
Apple macOS Ventura<13.6.3
13.6.3
GNU ncurses=6.1
NetApp Active Iq Unified Manager Vsphere

Event History

Aug 22, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Dec 11, 2023
Data Sourced
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
DescriptionWeakness
Updated
via Apple·12:00 AM
DescriptionWeaknessAffected Software
Updated
via Apple·12:00 AM
Affected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2020-19188?

CVE-2020-19188 is a buffer overflow vulnerability in the fmt_entry function in progs/dump_entry.c:1116 in ncurses 6.1.

2

How does CVE-2020-19188 impact the affected software?

CVE-2020-19188 allows remote attackers to cause a denial of service in ncurses 6.1 via crafted commands.

3

What is the severity level of CVE-2020-19188?

The severity level of CVE-2020-19188 is medium, with a CVSS score of 6.5.

4

How can I mitigate CVE-2020-19188?

To mitigate CVE-2020-19188, update to a version of ncurses that is not affected by the vulnerability.

5

Where can I find more information about CVE-2020-19188?

You can find more information about CVE-2020-19188 at the following references: [GitHub](https://github.com/zjuchenyuan/fuzzpoc/blob/master/infotocap_poc4.md) and [NetApp Security Advisory](https://security.netapp.com/advisory/ntap-20231006-0005/).

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203