medium
6.5
CWE
119 787
Advisory Published
Updated

CVE-2020-19189: Buffer Overflow

First published: Tue Aug 22 2023(Updated: )

Buffer Overflow vulnerability in postprocess_terminfo function in tinfo/parse_entry.c:997 in ncurses 6.1 allows remote attackers to cause a denial of service via crafted command.

Credit: CVE-2020-19185 CVE-2020-19186 CVE-2020-19187 CVE-2020-19188 CVE-2020-19189 CVE-2020-19190 CVE-2020-19185 CVE-2020-19186 CVE-2020-19187 CVE-2020-19188 CVE-2020-19189 CVE-2020-19190 CVE-2020-19185 CVE-2020-19186 CVE-2020-19187 CVE-2020-19188 CVE-2020-19189 CVE-2020-19190 cve@mitre.org cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
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+deb10u5
6.2+20201114-2+deb11u2
6.4-4
6.4+20240113-1
GNU ncurses=6.1
Netapp Active Iq Unified Manager Vsphere
Debian Debian Linux=10.0
Apple macOS Sonoma<14.2
14.2
Apple macOS Ventura<13.6.3
13.6.3
Apple macOS Monterey<12.7.2
12.7.2
IBM Cognos Analytics<=12.0.0-12.0.3
IBM Cognos Analytics<=11.2.0-11.2.4 FP4

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Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID for this buffer overflow vulnerability?

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

  • 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.

  • What software is affected by this buffer overflow vulnerability?

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

  • How can a remote attacker exploit this buffer overflow vulnerability?

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

  • 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.

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