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ubuntuUbuntuUSN-4814-1
HistoryMar 15, 2021 - 12:00 a.m.

Asterisk vulnerabilities

2021-03-1500:00:00
ubuntu.com
11

6.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

9 High

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.1%

Releases

  • Ubuntu 16.04 ESM

Packages

  • asterisk - Open Source Private Branch Exchange (PBX)

Details

Richard Mudgett discovered that Asterisk did not properly check the length
of input string when setting the user field for PartyB on a CDR. A remote
attacker could use this vulnerability to cause a denial of service (crash)
or potentially execute arbitrary code. (CVE-2017-16671)

Alex Villacis Lasso discovered that Asterisk did not properly check the
length of input string when setting the user field for PartyA on a CDR. A
remote attacker could use this vulnerability to cause a denial of service
(crash) or potentially execute arbitrary code. (CVE-2017-7617)

OSVersionArchitecturePackageVersionFilename
Ubuntu16.04noarchasterisk-ooh323< 1:13.1.0~dfsg-1.1ubuntu4.1+esm1UNKNOWN
Ubuntu16.04noarchasterisk< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-config< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-dahdi< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-dahdi-dbgsym< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-dbg< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-dbgsym< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-dev< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-doc< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
Ubuntu16.04noarchasterisk-mobile< 1:13.1.0~dfsg-1.1ubuntu4.1UNKNOWN
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1-10 of 381

6.5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

9 High

AI Score

Confidence

High

0.018 Low

EPSS

Percentile

88.1%