Ubuntu.comUB:CVE-2018-18898CVE-2018-18898
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.012 Low
EPSS
Percentile
85.5%
The email-ingestion feature in Best Practical Request Tracker 4.1.13
through 4.4 allows denial of service by remote attackers via an algorithmic
complexity attack on email address parsing.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | libemail-address-list-perl | < 0.05-1+deb9u1build0.18.04.1 | UNKNOWN |
| ubuntu | 19.04 | noarch | libemail-address-list-perl | < 0.06-1 | UNKNOWN |
| ubuntu | 19.10 | noarch | libemail-address-list-perl | < 0.06-1 | UNKNOWN |
| ubuntu | 20.04 | noarch | libemail-address-list-perl | < 0.06-1 | UNKNOWN |
| ubuntu | 16.04 | noarch | libemail-address-list-perl | < 0.05-1+deb9u1build0.16.04.1 | UNKNOWN |
References
github.com/bestpractical/email-address-list/commit/31bd4dc2dfb26fd6a17e4436df3d3c8904856f30
github.com/bestpractical/email-address-list/commit/6dd5021a6e5df2e8c86a163dc2e180a76a38e63b
github.com/bestpractical/email-address-list/commit/a22e6b233443fe3ad1a408e50ecbd7237674817d
launchpad.net/bugs/cve/CVE-2018-18898
nvd.nist.gov/vuln/detail/CVE-2018-18898
security-tracker.debian.org/tracker/CVE-2018-18898
ubuntu.com/security/notices/USN-4517-1
www.cve.org/CVERecord?id=CVE-2018-18898
Related
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.012 Low
EPSS
Percentile
85.5%