CVE-2023-1800 — A vulnerability, which was classified as critical, has been found in sjqzhang go

A vulnerability, which was classified as critical, has been found in sjqzhang go-fastdfs up to 1.4.3. Affected by this issue is the function upload of the file /group1/uploa of the component File Upload Handler. The manipulation leads to path traversal: '../filedir'. Th

01What is this vulnerability?

A vulnerability, which was classified as critical, has been found in sjqzhang go-fastdfs up to 1.4.3. Affected by this issue is the function upload of the file /group1/uploa of the component File Upload Handler. The manipulation leads to path traversal: '../filedir'. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this…

02Affected products

Vendor	Product	Versions
sjqzhang	go	fastdfs — 1.4.0, 1.4.1, 1.4.2, 1.4.3

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-04-02T10:31:03.341Z
• Last modified: 2024-11-22T21:40:19.685Z

09References

• vuldb.com — https://vuldb.com/?id.224768
• vuldb.com — https://vuldb.com/?ctiid.224768
• github.com — https://github.com/yangyanglo/ForCVE/blob/main/2023-0x05.md