Executive Summary
Summary | |
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Title | cyrus-sasl2 security update |
Informations | |||
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Name | DSA-4591 | First vendor Publication | 2019-12-20 |
Vendor | Debian | Last vendor Modification | 2019-12-20 |
Severity (Vendor) | N/A | Revision | 1 |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | |||
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Overall CVSS Score | 7.5 | ||
Base Score | 7.5 | Environmental Score | 7.5 |
impact SubScore | 3.6 | Temporal Score | 7.5 |
Exploitabality Sub Score | 3.9 | ||
Attack Vector | Network | Attack Complexity | Low |
Privileges Required | None | User Interaction | None |
Scope | Unchanged | Confidentiality Impact | None |
Integrity Impact | None | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P) | |||
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Cvss Base Score | 5 | Attack Range | Network |
Cvss Impact Score | 2.9 | Attack Complexity | Low |
Cvss Expoit Score | 10 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
Stephan Zeisberg reported an out-of-bounds write vulnerability in the _sasl_add_string() function in cyrus-sasl2, a library implementing the Simple Authentication and Security Layer. A remote attacker can take advantage of this issue to cause denial-of-service conditions for applications using the library. For the oldstable distribution (stretch), this problem has been fixed in version 2.1.27~101-g0780600+dfsg-3+deb9u1. For the stable distribution (buster), this problem has been fixed in version 2.1.27+dfsg-1+deb10u1. We recommend that you upgrade your cyrus-sasl2 packages. For the detailed security status of cyrus-sasl2 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/cyrus-sasl2 |
Original Source
Url : http://www.debian.org/security/2019/dsa-4591 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
50 % | CWE-787 | Out-of-bounds Write (CWE/SANS Top 25) |
50 % | CWE-193 | Off-by-one Error |
CPE : Common Platform Enumeration
Alert History
Date | Informations |
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2020-05-23 13:03:43 |
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2019-12-21 00:19:03 |
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