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Public proof of concept

CVE-2020-27423

A public proof of concept exists; no exploitation attested.

  • Published2020-11-16
  • WeaknessCWE-307

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Anuko Time Tracker v1.19.23.5311 lacks rate limit on the password reset module which allows attacker to perform Denial of Service attack on any legitimate user's mailbox

Timeline

dates in UTC
  1. 2020-12-02Exploit-DB entryExploit-DB

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-27423?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-27423?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Anuko time tracker
BranchAffectedFixed in
1.19≤ 1.19.23.5311no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-02 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
EDB-49173
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.17.5read 2026-10-23
  • NVDCVSS 2.05read 2026-10-23
  • NVDweakness (CWE)CWE-307read 2026-10-23
  • FIRST EPSSEPSS score6.4 %2026-11-03
  • Exploit-DBdetectionread 2026-11-02

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2020-11-16
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2020-27423?

Anuko Time Tracker v1.19.23.5311 lacks rate limit on the password reset module which allows attacker to perform Denial of Service attack on any legitimate user's mailbox

Is CVE-2020-27423 actively exploited?

Active exploitation of CVE-2020-27423 has not been confirmed. Its EPSS score was 6.4% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-27423?

CVE-2020-27423 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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