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Description

A vulnerability was identified in Tenda A18 15.13.07.13. The affected element is the function webCgiGetUploadFile of the file /cgi-bin/UploadCfg of the component Httpd Service. Such manipulation of the argument boundary leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

PUBLISHED Reserved 2026-02-21 | Published 2026-02-22 | Updated 2026-02-22 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

15.13.07.13
affected

Timeline

2026-02-21:Advisory disclosed
2026-02-21:VulDB entry created
2026-02-21:VulDB entry last update

Credits

Liyu Zhu (VulDB User) reporter

References

vuldb.com/?id.347277 (VDB-347277 | Tenda A18 Httpd Service UploadCfg webCgiGetUploadFile stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.347277 (VDB-347277 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.755227 (Submit #755227 | Tenda A18 V15.13.07.13 Stack-based Buffer Overflow) third-party-advisory

github.com/master-abc/cve/issues/40 exploit issue-tracking

www.tenda.com.cn/ product

cve.org (CVE-2026-2930)

nvd.nist.gov (CVE-2026-2930)

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