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GHSA-w689-557m-2cvq CVE-2022-1285 GO-2022-0583

Server-Side Request Forgery in gogs webhook

Medium Go
Severity
8.3 / 10
Medium · CVSS 3.0
Exploit chance (EPSS)
1.12%
Chance of exploitation in the next 30 days. Higher than 66.07% of scored vulnerabilities.
Known exploited
No
Not in CISA's catalog
Weakness
CWE-918 Server-Side Request Forgery (SSRF)
Fix
0.12.8
Upgrade gogs.io/gogs to this version or later

Description

Impact

The malicious user is able to discover services in the internal network through webhook functionality. All installations accepting public traffic are affected.

Patches

Webhook payload URLs are revalidated before each delivery to make sure they are not resolved to blocked local network addresses. Users should upgrade to 0.12.8 or the latest 0.13.0+dev.

Workarounds

Run Gogs in its own private network.

References

https://huntr.dev/bounties/da1fbd6e-7a02-458e-9c2e-6d226c47046d/

For more information

If you have any questions or comments about this advisory, please post on https://github.com/gogs/gogs/issues/6901.

Affected versions

Go

PackageVulnerableFixed in
gogs.io/gogs
< 0.12.8
0.12.8

How to fix

Move to the fixed version or later with your package manager, update the lockfile, and run your tests. If the package only arrives through another dependency, upgrade that dependency first. If none of its releases pulls a fixed version yet, force the version with your package manager's override.

gogs.io/gogs Go → 0.12.8

go
go get gogs.io/gogs@v0.12.8 && go mod tidy

Severity breakdown

CVSS 3.0 8.3

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

Weakness

CWE-918: Server-Side Request Forgery (SSRF)

The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

References

Timeline

  1. Published
  2. Last updated by the source
  3. Latest EPSS score
AdvisorySeverityWhy it's related
GHSA-mq8m-42gh-wq7r
Gogs vulnerable to a bypass of CVE-2024-55947
High Known exploited Also affects gogs.io/gogs
GHSA-3w28-36p9-w929
Gogs's Unauthenticated Jupyter Notebook (ipynb) Sanitizer allows arbitrary data: URIs leading to XSS
Medium Also affects gogs.io/gogs
GHSA-744x-3838-5r56
Gogs Vulnerable to Unauthenticated Organization Teams Information Disclosure via API
Medium Also affects gogs.io/gogs
GHSA-xp79-5mx3-jx52
Gogs has Unauthenticated Asymmetric Denial of Service (DoS) via SSH Handshake Stall (File Descriptor Exhaustion)
Medium Also affects gogs.io/gogs
GHSA-c39w-43gm-34h5
Gogs has Path Traversal in organization name that results in RCE through Git hooks
Critical Also affects gogs.io/gogs
GHSA-6p9m-q3jp-47h4
Gogs: LFS dedupe path leaks private repo content across tenants
High Also affects gogs.io/gogs
GHSA-89mr-xqfv-758m
Gogs: UploadRepoFiles writes outside repo working tree via committed parent sym
Critical Also affects gogs.io/gogs
GHSA-wmfg-5p4h-5fw3
Gogs allows users to write to readonly repositories using receive-pack + service=git-upload-pack confusion
High Also affects gogs.io/gogs
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