SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-11153

Deserialization vulnerability in synophoto_csPhotoMisc.php in Synology Photo Station before 6.7.3-3432 and 6.3-2967 allows remote attackers to gain administrator privileges via a crafted serialized payload.

EXPLOIT ✓CRITICAL 9.8EPSS 12.2%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 12.2%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.

Description

Deserialization vulnerability in synophoto_csPhotoMisc.php in Synology Photo Station before 6.7.3-3432 and 6.3-2967 allows remote attackers to gain administrator privileges via a crafted serialized payload.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
12.20% probability · 96th percentile
Public exploits
1 in Exploit-DB · verified · first 8 August 2017
CISA KEV
Not listed
Weakness
CWE-502
Affected
synology/photo station
Source
security@synology.com
EPSS trend
0%8%15%21 September 2026: 9.47%22 September 2026: 12.20%27 October 2026: 12.20%21 September 202627 October 2026

EPSS moved from 9.5% on 21 September 2026 to 12.2% on 27 October 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-42434source ↗Synology Photo Station 6.7.3-3432 / 6.3-2967 - Remote Code Executionhardware · Kacper Szurekwebapps8 August 2017yes

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.