Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-9455

A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function UploadOpenVpnCert of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument FileName leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7c5d9f0c860d9248ce960b119805e410582a55a4122f05d35f652d18403f1a18
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":10,"vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":9.3,"baseSeverity":"CRITICAL","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/2/cvssV3_0
cwe · 2 assertions

{"cweId":"CWE-77","description":"Command Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-78","description":"OS Command Injection","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:o:totolink:a8000ru_firmware:*:*:*:*:*:*:*:*"],"modules":["Web Management Interface"],"product":"A8000RU","vendor":"Totolink","versions":[{"status":"affected","version":"7.1cu.643_b20200521"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":10,"vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":9.3,"baseSeverity":"CRITICAL","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/metrics/2/cvssV3_0

CWE assertions

2 source assertions
{"cweId":"CWE-77","description":"Command Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-78","description":"OS Command Injection","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"tags":["exploit"],"url":"https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_342/README.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/references/3
{"name":"Submit #813449 | Totolink A8000RU 7.1cu.643_b20200521 Command Injection","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/813449"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/references/2
{"name":"VDB-365436 | Totolink A8000RU Web Management cstecgi.cgi UploadOpenVpnCert os command injection","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/365436"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/references/0
{"name":"VDB-365436 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/365436/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/references/1
{"tags":["product"],"url":"https://www.totolink.net/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:2666a1dc0c849efeb13d906aa5061facfd455eb45e8e17461167c275e6e91064 · sha256:c37c06b13d33f408… · /containers/cna/references/4

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

← Back to CVE Explorer