SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-15918

This makes privilege escalation trivial and also exposes the user and system keychains to local attacks.

EXPLOITHIGH 7.8EPSS 1.15%

Does this matter?

A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 1.2%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

Sera 1.2 stores the user's login password in plain text in their home directory. This makes privilege escalation trivial and also exposes the user and system keychains to local attacks.

CVSS 3.0
7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
1.15% probability · 67th percentile
Public exploits
1 in Exploit-DB · first 6 December 2017
CISA KEV
Not listed
Weakness
CWE-522
Affected
ignitum/sera
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 1.15%27 October 202627 October 2026

EPSS 1.2% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

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-43221source ↗Sera 1.2 - Local Privilege Escalation / Password Disclosuremacos · Mark Wadhamlocal6 December 2017no

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