Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-9436

A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setL2tpServerCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument enable can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7bb200703544b0878e11be3c3a057678655f47105ef30e0fd4e100a208e3cb6f
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":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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/metrics/2/cvssV3_0

{"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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/metrics/0/cvssV4_0
cwe · 2 assertions

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

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/metrics/2/cvssV3_0
{"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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/metrics/0/cvssV4_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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /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:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/problemTypes/0/descriptions/0

Source references

6 source assertions
{"tags":["exploit"],"url":"https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_357/README.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/references/4
{"name":"Submit #813461 | Totolink A8000RU 7.1cu.643_b20200521 Command Injection (Duplicate)","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/813461"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/references/3
{"name":"Submit #813909 | Totolink A8000RU 7.1cu.643_b20200521 Command Injection","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/813909"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/references/2
{"name":"VDB-365417 | Totolink A8000RU Web Management cstecgi.cgi setL2tpServerCfg os command injection","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/365417"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/references/0
{"name":"VDB-365417 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/365417/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/references/1
{"tags":["product"],"url":"https://www.totolink.net/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4fbe6b09c58bce09c347d8239d4535e9cca0b4b9732463cde82a20da9cca28b5 · sha256:a780b6aea9acec71… · /containers/cna/references/5

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