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
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
AI Score
Confidence
High
EPSS
Percentile
88.0%
A Buffer Overflow issue was discovered in Asterisk Open Source 13 before 13.18.1, 14 before 14.7.1, and 15 before 15.1.1 and Certified Asterisk 13.13 before 13.13-cert7. No size checking is done when setting the user field for Party B on a CDR. Thus, it is possible for someone to use an arbitrarily large string and write past the end of the user field storage buffer. NOTE: this is different from CVE-2017-7617, which was only about the Party A buffer.
Vendor | Product | Version | CPE |
---|---|---|---|
digium | asterisk | * | cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:*:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc1:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc2:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc3:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert1_rc4:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert2:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert3:*:*:*:*:*:* |
digium | certified_asterisk | 13.13.0 | cpe:2.3:a:digium:certified_asterisk:13.13.0:cert4:*:*:*:*:*:* |
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
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
AI Score
Confidence
High
EPSS
Percentile
88.0%