CVE-2023-45727
HighActively exploited (CISA KEV)
Description
Proself Enterprise/Standard Edition Ver5.62 and earlier, Proself Gateway Edition Ver1.65 and earlier, and Proself Mail Sanitize Edition Ver1.08 and earlier allow a remote unauthenticated attacker to conduct XML External Entity (XXE) attacks. By processing a specially crafted request containing malformed XML data, arbitrary files on the server containing account information may be read by the attacker.
SeverityHigh
CVSS7.5
Exploit probability—
ProductNorth Grid Proself
PublishedOct 18, 2023
First seenOct 18, 2023
Added to KEVDec 3, 2024
Weakness typeCWE-611XML external entity (XXE)
How to fix
CISA required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA due date: Dec 24, 2024Update
- northgrid proself1.09, 1.66, 5.63 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| northgrid proself | v < 1.09, v < 1.66, v < 5.63 | 1.09, 1.66, 5.63 |
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