HOMEVULNERABILITIESCVE-2020-27423
HIGHPOC

CVE-2020-27423

CWE-307Published: November 16, 2020· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official 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

NVD Source

Technical Analysis

CVE-2020-27423 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in availability disruption (denial of service), with a CVSS base score of 7.5.

A proof-of-concept (PoC) exploit exists for CVE-2020-27423. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Vendors & Products

anuko1 product(s)
time tracker
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://packetstormsecurity.com/files/160052/Anuko-Time-Tracker-1.19.23.5311-Missing-Rate-Limiting.html
ADVISORYhttps://packetstormsecurity.com/files/160052/Anuko-Time-Tracker-1.19.23.5311-Missing-Rate-Limiting.html

All References (2)

→
https://packetstormsecurity.com/files/160052/Anuko-Time-Tracker-1.19.23.5311-Missing-Rate-Limiting.htmlThird Party Advisory · VDB Entry
→
https://packetstormsecurity.com/files/160052/Anuko-Time-Tracker-1.19.23.5311-Missing-Rate-Limiting.htmlThird Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2020-27423
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-307
CISA KEVNo
ExploitPOC
Affected1 vendor(s)
PublishedNov 16, 2020

Related CVEs (CWE-307)

CVE-2023-3548
9.8
CVE-2023-33868
9.8
CVE-2023-32074
9.8
CVE-2023-3173
9.8
CVE-2023-32224
9.8
CVE-2023-21709
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-27423 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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