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HistoryAug 08, 2023 - 7:19 p.m.

[SECURITY] [DSA 5472-1] cjose security update

2023-08-0819:19:32
lists.debian.org
7
aes gcm
cjose
vulnerability
debian
fix
decryption

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.003

Percentile

65.9%


Debian Security Advisory DSA-5472-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
August 08, 2023 https://www.debian.org/security/faq


Package : cjose
CVE ID : CVE-2023-37464
Debian Bug : 1041423

It was discovered that an incorrect implementation of AES GCM decryption
in cjose, a C library implementing the JOSE standard may allow an attacker
to provide a truncated Authentication Tag and modify the JWE object.

For the oldstable distribution (bullseye), this problem has been fixed
in version 0.6.1+dfsg1-1+deb11u1.

For the stable distribution (bookworm), this problem has been fixed in
version 0.6.2.1-1+deb12u1.

We recommend that you upgrade your cjose packages.

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

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]

CVSS3

8.6

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.003

Percentile

65.9%