In ncurses 6.0, there is a format string vulnerability in the fmt_entry function. A crafted input will lead to a remote arbitrary code execution attack.

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5448-1 advisory.

  - In ncurses 6.0, there is a stack-based buffer overflow in the fmt_entry function. A crafted input will     lead to a remote arbitrary code execution attack. (CVE-2017-10684)

  - In ncurses 6.0, there is a format string vulnerability in the fmt_entry function. A crafted input will     lead to a remote arbitrary code execution attack. (CVE-2017-10685)

  - In ncurses 6.0, there is an attempted 0xffffffffffffffff access in the append_acs function of     tinfo/parse_entry.c. It could lead to a remote denial of service attack if the terminfo library code is     used to process untrusted terminfo data. (CVE-2017-11112)

  - In ncurses 6.0, there is a NULL Pointer Dereference in the _nc_parse_entry function of     tinfo/parse_entry.c. It could lead to a remote denial of service attack if the terminfo library code is     used to process untrusted terminfo data. (CVE-2017-11113)

  - There is an infinite loop in the next_char function in comp_scan.c in ncurses 6.0, related to libtic. A     crafted input will lead to a remote denial of service attack. (CVE-2017-13728)

  - There is an illegal address access in the _nc_save_str function in alloc_entry.c in ncurses 6.0. It will     lead to a remote denial of service attack. (CVE-2017-13729)

  - There is an illegal address access in the function _nc_read_entry_source() in progs/tic.c in ncurses 6.0     that might lead to a remote denial of service attack. (CVE-2017-13730)

  - There is an illegal address access in the function postprocess_termcap() in parse_entry.c in ncurses 6.0     that will lead to a remote denial of service attack. (CVE-2017-13731)

  - There is an illegal address access in the function dump_uses() in progs/dump_entry.c in ncurses 6.0 that     might lead to a remote denial of service attack. (CVE-2017-13732)

  - There is an illegal address access in the fmt_entry function in progs/dump_entry.c in ncurses 6.0 that     might lead to a remote denial of service attack. (CVE-2017-13733)

  - There is an illegal address access in the _nc_safe_strcat function in strings.c in ncurses 6.0 that will     lead to a remote denial of service attack. (CVE-2017-13734)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

According to the versions of the ncurses packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - There is a heap-based buffer over-read in the
    _nc_find_entry function in tinfo/comp_hash.c in the     terminfo library in ncurses before     6.1-20191012.(CVE-2019-17594)

  - There is a heap-based buffer over-read in the fmt_entry     function in tinfo/comp_hash.c in the terminfo library     in ncurses before 6.1-20191012.(CVE-2019-17595)

  - In ncurses 6.0, there is a stack-based buffer overflow     in the fmt_entry function. A crafted input will lead to     a remote arbitrary code execution     attack.(CVE-2017-10684)

  - In ncurses 6.0, there is a format string vulnerability     in the fmt_entry function. A crafted input will lead to     a remote arbitrary code execution     attack.(CVE-2017-10685)

  - In ncurses 6.0, there is an attempted     0xffffffffffffffff access in the append_acs function of     tinfo/parse_entry.c. It could lead to a remote denial     of service attack if the terminfo library code is used     to process untrusted terminfo data.(CVE-2017-11112)

  - In ncurses 6.0, there is a NULL Pointer Dereference in     the _nc_parse_entry function of tinfo/parse_entry.c. It     could lead to a remote denial of service attack if the     terminfo library code is used to process untrusted     terminfo data.(CVE-2017-11113)

  - There is an infinite loop in the next_char function in     comp_scan.c in ncurses 6.0, related to libtic. A     crafted input will lead to a remote denial of service     attack.(CVE-2017-13728)

  - There is an illegal address access in the _nc_save_str     function in alloc_entry.c in ncurses 6.0. It will lead     to a remote denial of service attack.(CVE-2017-13729)

  - There is an illegal address access in the function
    _nc_read_entry_source() in progs/tic.c in ncurses 6.0     that might lead to a remote denial of service     attack.(CVE-2017-13730)

  - There is an illegal address access in the function     postprocess_termcap() in parse_entry.c in ncurses 6.0     that will lead to a remote denial of service     attack.(CVE-2017-13731)

  - There is an illegal address access in the function     dump_uses() in progs/dump_entry.c in ncurses 6.0 that     might lead to a remote denial of service     attack.(CVE-2017-13732)

  - There is an illegal address access in the fmt_entry     function in progs/dump_entry.c in ncurses 6.0 that     might lead to a remote denial of service     attack.(CVE-2017-13733)

  - There is an illegal address access in the
    _nc_safe_strcat function in strings.c in ncurses 6.0     that will lead to a remote denial of service     attack.(CVE-2017-13734)

  - In ncurses 6.1, there is a NULL pointer dereference at     function _nc_parse_entry in parse_entry.c that will     lead to a denial of service attack. The product     proceeds to the dereference code path even after a     'dubious character `*' in name or alias field'     detection.(CVE-2018-19211)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

In ncurses 6.0, there is an attempted 0xffffffffffffffff access in the append_acs function of tinfo/parse_entry.c. It could lead to a remote denial of service attack if the terminfo library code is used to process untrusted terminfo data. (CVE-2017-11112)

In ncurses 6.0, there is a NULL pointer Dereference in the
_nc_parse_entry function of tinfo/parse_entry.c. It could lead to a remote denial of service attack if the terminfo library code is used to process untrusted terminfo data. (CVE-2017-11113)

In ncurses 6.0, there is a stack-based buffer overflow in the fmt_entry function. A crafted input will lead to a remote arbitrary code execution attack. (CVE-2017-10684)

In ncurses 6.0, there is a format string vulnerability in the fmt_entry function. A crafted input will lead to a remote arbitrary code execution attack. (CVE-2017-10685)

An update of the ncurses package has been released.

According to the versions of the ncurses packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

  - In ncurses 6.0, there is a stack-based buffer overflow     in the fmt_entry function. A crafted input will lead to     a remote arbitrary code execution     attack.(CVE-2017-10684)

  - In ncurses 6.0, there is a format string vulnerability     in the fmt_entry function. A crafted input will lead to     a remote arbitrary code execution     attack.(CVE-2017-10685)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the ncurses packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - In ncurses 6.0, there is a stack-based buffer overflow     in the fmt_entry function. A crafted input will lead to     a remote arbitrary code execution     attack.(CVE-2017-10684)

  - In ncurses 6.0, there is a format string vulnerability     in the fmt_entry function. A crafted input will lead to     a remote arbitrary code execution     attack.(CVE-2017-10685)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote host is affected by the vulnerability described in GLSA-201804-13 (ncurses: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in ncurses. Please review       the CVE identifiers referenced below for details.
  Impact :

    A remote attacker, by enticing the user to process untrusted terminfo or       other data, could execute arbitrary code or cause a Denial of Service       condition.
  Workaround :

    There is no known workaround at this time.

This update for ncurses fixes the following issues :

Security issues fixed :

  - CVE-2017-11112: Illegal address access in append_acs.
    (bsc#1047964)

  - CVE-2017-11113: Dereferencing NULL pointer in
    _nc_parse_entry. (bsc#1047965)

  - CVE-2017-10684, CVE-2017-10685: Add modified upstream     fix from ncurses 6.0 to avoid broken termcap format     (bsc#1046853, bsc#1046858, bsc#1049344)

This update was imported from the SUSE:SLE-12:Update update project.

This update for ncurses fixes the following issues: Security issues fixed :

  - CVE-2017-11112: Illegal address access in append_acs.
    (bsc#1047964)

  - CVE-2017-11113: Dereferencing NULL pointer in
    _nc_parse_entry. (bsc#1047965)

  - CVE-2017-10684, CVE-2017-10685: Add modified upstream     fix from ncurses 6.0 to avoid broken termcap format     (bsc#1046853, bsc#1046858, bsc#1049344)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for ncurses fixes the following issues :

Security issues fixed :

  - CVE-2017-10684: Possible RCE via stack-based buffer     overflow in the fmt_entry function. (bsc#1046858)

  - CVE-2017-10685: Possible RCE with format string     vulnerability in the fmt_entry function. (bsc#1046853)

Bugfixes :

  - Drop patch ncurses-5.9-environment.dif as YaST2 ncurses     GUI does not need it anymore and as well as it causes     bug bsc#1000662 

This update was imported from the SUSE:SLE-12:Update update project.

This update for ncurses fixes the following issues: Security issues fixed :

  - CVE-2017-10684: Possible RCE via stack-based buffer     overflow in the fmt_entry function. (bsc#1046858)

  - CVE-2017-10685: Possible RCE with format string     vulnerability in the fmt_entry function. (bsc#1046853)     Bugfixes :

  - Drop patch ncurses-5.9-environment.dif as YaST2 ncurses     GUI does not need it anymore and as well as it causes     bug bsc#1000662

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for ncurses fixes the following issues: Security issues fixed :

  - CVE-2017-10684: Possible RCE via stack-based buffer     overflow in the fmt_entry function. (bsc#1046858)

  - CVE-2017-10685: Possible RCE with format string     vulnerability in the fmt_entry function. (bsc#1046853)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
161634	Ubuntu 16.04 ESM : ncurses vulnerabilities (USN-5448-1)	Nessus	Ubuntu Local Security Checks	critical
131912	EulerOS 2.0 SP2 : ncurses (EulerOS-SA-2019-2420)	Nessus	Huawei Local Security Checks	critical
129560	Amazon Linux 2 : ncurses (ALAS-2019-1302)	Nessus	Amazon Linux Local Security Checks	critical
121712	Photon OS 1.0: Ncurses PHSA-2017-0024	Nessus	PhotonOS Local Security Checks	critical
117561	EulerOS Virtualization 2.5.0 : ncurses (EulerOS-SA-2018-1252)	Nessus	Huawei Local Security Checks	critical
110742	EulerOS 2.0 SP3 : ncurses (EulerOS-SA-2018-1166)	Nessus	Huawei Local Security Checks	critical
109097	GLSA-201804-13 : ncurses: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	critical
102471	openSUSE Security Update : ncurses (openSUSE-2017-920)	Nessus	SuSE Local Security Checks	critical
102257	SUSE SLES11 Security Update : ncurses (SUSE-SU-2017:2076-1)	Nessus	SuSE Local Security Checks	critical
102256	SUSE SLED12 / SLES12 Security Update : ncurses (SUSE-SU-2017:2075-1)	Nessus	SuSE Local Security Checks	critical
101785	openSUSE Security Update : ncurses (openSUSE-2017-823)	Nessus	SuSE Local Security Checks	critical
101352	SUSE SLED12 / SLES12 Security Update : Recommended update for ncurses (SUSE-SU-2017:1815-1)	Nessus	SuSE Local Security Checks	critical
101289	SUSE SLES11 Security Update : Recommended update for ncurses (SUSE-SU-2017:1790-1)	Nessus	SuSE Local Security Checks	critical

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CVE-2017-10685

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