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HistoryJan 25, 2021 - 8:47 p.m.

[SECURITY] [DSA 4838-1] mutt security update

2021-01-2520:47:55
lists.debian.org
83
mutt
memory leak
rfc822
denial of service
debian
security update

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

6.7

Confidence

High

EPSS

0.012

Percentile

85.5%


Debian Security Advisory DSA-4838-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
January 25, 2021 https://www.debian.org/security/faq


Package : mutt
CVE ID : CVE-2021-3181
Debian Bug : 980326

Tavis Ormandy discovered a memory leak flaw in the rfc822 group recipient
parsing in Mutt, a text-based mailreader supporting MIME, GPG, PGP and
threading, which could result in denial of service.

For the stable distribution (buster), this problem has been fixed in
version 1.10.1-2.1+deb10u5.

We recommend that you upgrade your mutt packages.

For the detailed security status of mutt please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/mutt

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

6.7

Confidence

High

EPSS

0.012

Percentile

85.5%