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debianDebianDEBIAN:DSA-5025-1:61B9D
HistoryDec 19, 2021 - 8:57 a.m.

[SECURITY] [DSA 5025-1] tang security update

2021-12-1908:57:21
lists.debian.org
8
tang
cryptographic binding server
private keys

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

48.2%


Debian Security Advisory DSA-5025-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
December 19, 2021 https://www.debian.org/security/faq


Package : tang
CVE ID : CVE-2021-4076

A flaw was discovered in tang, a network-based cryptographic binding
server, which could result in leak of private keys.

For the stable distribution (bullseye), this problem has been fixed in
version 8-3+deb11u1.

We recommend that you upgrade your tang packages.

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

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

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0.001

Percentile

48.2%