Vulnerability Details : CVE-2015-7686
Algorithmic complexity vulnerability in Address.pm in the Email-Address module 1.908 and earlier for Perl allows remote attackers to cause a denial of service (CPU consumption) via a crafted string containing a list of e-mail addresses in conjunction with parenthesis characters that can be associated with nested comments. NOTE: the default configuration in 1.908 mitigates this vulnerability but misparses certain realistic comments.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2015-7686
- cpe:2.3:a:email-address_project:email-address:*:*:*:*:*:perl:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-7686
0.94%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-7686
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
CWE ids for CVE-2015-7686
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
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Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-7686
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http://www.openwall.com/lists/oss-security/2015/10/02/13
oss-security - Re: DoS attack through Email-Address perl module v1.907 (CVE id request)
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https://forum.bestpractical.com/t/security-vulnerabilities-in-rt-2017-06-15/32016
Security vulnerabilities in RT (2017-06-15) - RT Users - Request Tracker Community Forum
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http://www.openwall.com/lists/oss-security/2015/09/27/1
oss-security - DoS attack through Email-Address perl module v1.907 (CVE id request)
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