CVE-2023-45660 — Server-Side Request Forgery in Mail

CWE-918 — Server-Side Request Forgery2 documents2 sources
Severity
4.3MEDIUMNVD
EPSS
0.1%
top 67.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Nextcloud MailNextcloud Security-advisories
Timeline
PublishedOct 16

Description

Nextcloud mail is an email app for the Nextcloud home server platform. In affected versions a missing check of origin, target and cookies allows for an attacker to abuse the proxy endpoint to denial of service a third server. It is recommended that the Nextcloud Mail is upgraded to 2.2.8 or 3.3.0. There are no known workarounds for this vulnerability.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:LExploitability: 2.8 | Impact: 1.4

Affected Packages2 packages

▶NVDnextcloud/mail2.2.0 — 2.2.8+1
▶CVEListV5nextcloud/security-advisories>= 2.0.0, < 2.2.8, >= 3.0.0, < 3.3.0+1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

1
CVEList
Require strict cookies for image proxy requests in Nextcloud Mail↗2023-10-16
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CVE-2023-45660 — Server-Side Request Forgery in Mail | cvebase