01 Record
CVE-2022-0903
Stack overflow in SAML login in Mattermost
MediumPUBLISHEDCNA: Mattermost
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
02 Description
Stack overflow in SAML login in Mattermost
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.82% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 57.0% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-03-09 15:17Z4 YR AGO
- Last updated
- 2024-12-06 23:10Z1 YR AGO
- Reserved
- 2022-03-09
- Assigning CNA
- Mattermost
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.1
- Document digest
- 23250fa440931d9fc1a5e8adee5a3bb6404d88004bfbf22f698f1b2aa3fd4644
05 Affected products
VendorProductVersionsPlatforms
06 References
- mattermost.comhttps://mattermost.com/security-updates/
07 Remediation
Update the Mattermost version to v6.3.3, 6.2.3, 6.1.3, or 5.37.8, depending on the minor version being run