CVE-2023-6727
published 2023-12-12CVE-2023-6727: Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create playbook…
PriorityP422medium4.3CVSS 3.1
AVNACLPRLUINSUCLINAN
EPSS
0.41%
33.6th percentile
Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create playbook actions. If the playbook action created is to post a message in a channel based on specific keywords in a post, some playbook information, like the name, can be leaked.
Affected
5 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| mattermost | mattermost | <= 8.1.5 | — |
| mattermost | mattermost_server | <= 8.1.5 | — |
| mattermost | mattermost_server | 9.2.0 – 9.2.1 | — |
| mozilla | nss | >= 0 < 2:3.98-0ubuntu0.20.04.2 | 2:3.98-0ubuntu0.20.04.2 |
| mozilla | nss | >= 0 < 2:3.98-0ubuntu0.22.04.2 | 2:3.98-0ubuntu0.22.04.2 |
CVSS provenance
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
osv6.5MEDIUM
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OSV
nss regression
osv·2024-04-11·CVSS 6.5
nss regression
nss regression
USN-6727-1 fixed vulnerabilities in NSS. The update introduced a regression
when trying to load security modules on Ubuntu 20.04 LTS and Ubuntu 22.04
LTS. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
It was discovered that NSS incorrectly handled padding when checking PKCS#1
certificates. A remote attacker could possibly use this issue to perform
Bleichenbacher-like attacks and recover private data. This issue only
affected Ubuntu 20.04 LTS. (CVE-2023-4421)
It was discovered that NSS had a timing side-channel when performing RSA
decryption. A remote attacker could possibly use this issue to recover
private data. (CVE-2023-5388)
It was discovered that NSS had a timing side-channel when using certain
NIST curves. A remote
GHSA
GHSA-7g28-89m4-f55f: Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create play
ghsa_unreviewed·2023-12-12
CVE-2023-6727 [LOW] CWE-200 GHSA-7g28-89m4-f55f: Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create play
Mattermost fails to perform correct authorization checks when creating a playbook action, allowing users without access to the playbook to create playbook actions. If the playbook action created is to post a message in a channel based on specific keywords in a post, some playbook information, like the name, can be leaked.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2023-12-12
Published