CVE-2013-6955

highpriority · act · 80EPSS 0.846 · 100 %ileexploit · weaponizedEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

2 exploits · weaponized

Likely / severe?

84.6% (100th) EPSS

CVSS 10 · high

Is it mine?

5 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

webman/imageSelector.cgi in Synology DiskStation Manager (DSM) 4.0 before 4.0-2259, 4.2 before 4.2-3243, and 4.3 before 4.3-3810 Update 1 allows remote attackers to append data to arbitrary files, and consequently execute arbitrary code, via a pathname in the SLICEUPLOAD X-TMP-FILE HTTP header.

cvss

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

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:C/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-264USprimary

exploits (2)

Public proof-of-concept and weaponised exploit code.

exploit/linux/http/synology_dsm_sliceupload_exec_noauthSynology DiskStation Manager SLICEUPLOAD Remote Command Executionweaponized · metasploit
EDB-30470Synology DiskStation Manager - SLICEUPLOAD Remote Command Execution (Metasploit)functional · exploit_db

affected products (5)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
synology diskstation manager= 4.0nvdUScpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*
synology diskstation manager= 4.2nvdUScpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*
synology diskstation manager= 4.3nvdUScpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*
synology diskstation manager= 4.3-3810nvdUScpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2014-01-09modified 2026-06-17

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+8950 more

references (5)

External citations — patches, advisories, analysis.

scry

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