CVE-2025-5600
highpriority · track · 0EPSS 0.012 · 69 %ileEURUUSEPSS · scored 2026-10-28
A vulnerability, which was classified as critical, has been found in TOTOLINK EX1200T 4.1.2cu.5232_B20210713. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument LangType leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 8.1–10
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
- totolink ex1200t firmware= 4.1.2cu.5232_b20210713nvdUScpe:2.3:o:totolink:ex1200t_firmware:*:*:*:*:*:*:*:*
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2025-5600cnnvd
- https://kn0sinna.notion.site/TOTOLINK-EX1200T-stack-based-BufferOverflow-vulnerability-204b1876cd6e80709ce8dab4778dce55enisa_euvd
- https://vuldb.com/?ctiid.311087enisa_euvd
- https://vuldb.com/?id.311087enisa_euvd
- https://vuldb.com/?submit.588075enisa_euvd
- https://www.totolink.net/enisa_euvd
- https://kn0sinna.notion.site/TOTOLINK-EX1200T-stack-based-BufferOverflow-vulnerability-204b1876cd6e80709ce8dab4778dce55ExploitThird Party Advisorynvd
- https://vuldb.com/?ctiid.311087Permissions Requirednvd
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