Synapse CPU starvation (Denial of Service)
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| element-hq | synapse | affected |
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No data.
| Vendor | Product | Versions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Element-hq | Synapse |
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| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-8q93-326v-3m7g | Synapse CPU starvation (Denial of Service) |
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.128% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Element
Element synapse |
|
| CPEs | cpe:2.3:a:element:synapse:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Element
Element synapse |
|
| Metrics |
cvssV3_1
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Element-hq
Element-hq synapse |
|
| Vendors & Products |
Element-hq
Element-hq synapse |
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Synapse is an open source Matrix homeserver implementation. Prior to 1.152.1, local authenticated users can cause Synapse to starve other requests of CPU and lead to other requests failing, causing other users to be denied service. This vulnerability is fixed in 1.152.1. | |
| Title | Synapse CPU starvation (Denial of Service) | |
| Weaknesses | CWE-770 | |
| References |
| |
| Metrics |
cvssV4_0
|