HOMEVULNERABILITIESCVE-2020-12845
HIGH

CVE-2020-12845

CWE-476Published: July 27, 2020· Updated: Jun 17, 2026

7.5
CVSS v3.1

Official Description

Cherokee 0.4.27 to 1.2.104 is affected by a denial of service due to a NULL pointer dereferences. A remote unauthenticated attacker can crash the server by sending an HTTP request to protected resources using a malformed Authorization header that is mishandled during a cherokee_buffer_add call within cherokee_validator_parse_basic or cherokee_validator_parse_digest.

NVD Source

Technical Analysis

CVE-2020-12845 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.

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

cherokee-project1 product(s)
cherokee
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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

ADVISORYhttp://cherokee-project.com/downloads.html
ADVISORYhttps://github.com/cherokee/webserver/issues/1242
ADVISORYhttps://github.com/cherokee/webserver/releases
ADVISORYhttps://security.gentoo.org/glsa/202012-09
ADVISORYhttp://cherokee-project.com/downloads.html
ADVISORYhttps://github.com/cherokee/webserver/issues/1242
ADVISORYhttps://github.com/cherokee/webserver/releases
ADVISORYhttps://security.gentoo.org/glsa/202012-09

All References (8)

→
http://cherokee-project.com/downloads.htmlVendor Advisory
→
https://github.com/cherokee/webserver/issues/1242Exploit · Issue Tracking · Third Party Advisory
→
https://github.com/cherokee/webserver/releasesThird Party Advisory
→
https://security.gentoo.org/glsa/202012-09Third Party Advisory
→
http://cherokee-project.com/downloads.htmlVendor Advisory
→
https://github.com/cherokee/webserver/issues/1242Exploit · Issue Tracking · Third Party Advisory
→
https://github.com/cherokee/webserver/releasesThird Party Advisory
→
https://security.gentoo.org/glsa/202012-09Third Party Advisory

Quick Facts

CVE IDCVE-2020-12845
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-476
CISA KEVNo
Affected1 vendor(s)
PublishedJul 27, 2020

Related CVEs (CWE-476)

CVE-2022-36648
10.0
CVE-2010-2495
10.0
CVE-2022-26096
9.8
CVE-2022-26093
9.8
CVE-2022-0582
9.8
CVE-2022-26095
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-12845 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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