CVE-2020-19189: 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

14 affected componentsFixes available
ubuntu/ncurses<6.1+20191019-1
6.1+20191019-1
ubuntu/ncurses<6.1-1ubuntu1.18.04.1+
6.1-1ubuntu1.18.04.1+
ubuntu/ncurses<5.9+20140118-1ubuntu1+
5.9+20140118-1ubuntu1+
ubuntu/ncurses<6.0+20160213-1ubuntu1+
6.0+20160213-1ubuntu1+
debian/ncurses<=6.1+20181013-2+deb10u2
6.1+20181013-2+deb10u56.2+20201114-2+deb11u26.4-46.4+20240113-1
IBM Cognos Analytics<=12.0.0-12.0.3
IBM Cognos Analytics<=11.2.0-11.2.4 FP4
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
Debian Debian Linux=10.0
invisible-island Ncurses=6.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/ncurses to a version that resolves this vulnerability.

    Fixed in 6.1+20191019-1
  2. Upgrade

    Upgrade ubuntu/ncurses to a version that resolves this vulnerability.

    Fixed in 6.1-1ubuntu1.18.04.1+
  3. Upgrade

    Upgrade ubuntu/ncurses to a version that resolves this vulnerability.

    Fixed in 5.9+20140118-1ubuntu1+
  4. Upgrade

    Upgrade ubuntu/ncurses to a version that resolves this vulnerability.

    Fixed in 6.0+20160213-1ubuntu1+
  5. Upgrade

    Upgrade debian/ncurses to a version that resolves this vulnerability.

    Fixed in 6.1+20181013-2+deb10u5Fixed in 6.2+20201114-2+deb11u2Fixed in 6.4-4Fixed in 6.4+20240113-1
  6. Upgrade

    Upgrade Apple macOS to a version that resolves this vulnerability.

    Fixed in 14.2
  7. Upgrade

    Upgrade macOS to a version that resolves this vulnerability.

    Fixed in 12.7.2
  8. Upgrade

    Upgrade macOS Ventura to a version that resolves this vulnerability.

    Fixed in 13.6.3
  9. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 12.7.2
  10. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 13.6.3
  11. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 14.2
  12. Upgrade

    Upgrade curl to a version that resolves this vulnerability.

    Fixed in 8.4.0
  13. Upgrade

    Upgrade ncurses 6.1 to a version that resolves this vulnerability.

    Patch tinfo/parse_entry.c:997

Event History

Aug 22, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·07:16 PM
DescriptionSeverityWeaknessAffected Software
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
Jan 11, 2024
Data Sourced
via Launchpad·11:44 PM
Description

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the vulnerability ID for this buffer overflow vulnerability?

The vulnerability ID for this buffer overflow vulnerability is CVE-2020-19189.

2

Where does the buffer overflow vulnerability occur?

The buffer overflow vulnerability occurs in the postprocess_terminfo function in tinfo/parse_entry.c at line 997.

3

What software is affected by this buffer overflow vulnerability?

The Gnu Ncurses software version 6.1 is affected by this buffer overflow vulnerability.

4

How can a remote attacker exploit this buffer overflow vulnerability?

A remote attacker can exploit this buffer overflow vulnerability by sending crafted commands.

5

What is the severity of this buffer overflow vulnerability?

The severity of this buffer overflow vulnerability is medium, with a severity value of 6.5.

Company

Resources

Contact

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