CVE-2022-3257
published 2022-09-23CVE-2022-3257: Mattermost version 7.1.x and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows…
PriorityP431medium6.5CVSS 3.1
AVNACLPRLUINSUCNINAH
EPSS
1.10%
61.9th percentile
Mattermost version 7.1.x and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| github.com | mattermost_mattermost-server_v6 | >= 7.1.0 < 7.2.0 | 7.2.0 |
| mattermost | mattermost | unspecified – 7.1.x | — |
| mattermost | mattermost_server | < 7.2.0 | 7.2.0 |
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GHSA
Mattermost subject to Denial of Service via upload of special GIF
ghsa·2022-09-25
CVE-2022-3257 [MEDIUM] CWE-434 Mattermost subject to Denial of Service via upload of special GIF
Mattermost subject to Denial of Service via upload of special GIF
Mattermost version 7.1.x and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.
OSV
Mattermost subject to Denial of Service via upload of special GIF
osv·2022-09-25
CVE-2022-3257 [MEDIUM] Mattermost subject to Denial of Service via upload of special GIF
Mattermost subject to Denial of Service via upload of special GIF
Mattermost version 7.1.x and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2022-09-23
Published