CVE-2018-15172

mediumpriority · track · 43EPSS 0.082 · 95 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

8.20% (95th) EPSS

CVSS 5 · medium

Is it mine?

2 products

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

TP-Link WR840N devices have a buffer overflow via a long Authorization HTTP header.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.07.1highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Psecondary · CVSS-BT (t0sche)

The CWE weakness classes this flaw belongs to.

Public proof-of-concept and weaponised exploit code.

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
tp-link tl-wr840n firmware= 0.9.1nvdUScpe:2.3:o:tp-link:tl-wr840n_firmware:*:*:*:*:*:*:*:*

Other names and identifiers for this entity.

Which sources assert this record, and when.

published 2018-08-15modified 2026-06-17

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External citations — patches, advisories, analysis.

scry

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