HOMEVULNERABILITIESCVE-2020-11729
CRITICAL

CVE-2020-11729

CWE-384Published: April 15, 2020· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

An issue was discovered in DAViCal Andrew's Web Libraries (AWL) through 0.60. Long-term session cookies, uses to provide long-term session continuity, are not generated securely, enabling a brute-force attack that may be successful.

NVD Source

Technical Analysis

CVE-2020-11729 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 complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

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

Affected Vendors & Products

davical1 product(s)
andrew\'s web libraries
Debian1 product(s)
debian linux
Source: NVD CPE · 3 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

ADVISORYhttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=956650
ADVISORYhttps://gitlab.com/davical-project/awl/-/issues/18
ADVISORYhttps://lists.debian.org/debian-lts-announce/2020/04/msg00011.html
ADVISORYhttps://www.debian.org/security/2020/dsa-4660
ADVISORYhttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=956650
ADVISORYhttps://gitlab.com/davical-project/awl/-/issues/18
ADVISORYhttps://lists.debian.org/debian-lts-announce/2020/04/msg00011.html
ADVISORYhttps://www.debian.org/security/2020/dsa-4660

All References (8)

→
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=956650Mailing List · Third Party Advisory
→
https://gitlab.com/davical-project/awl/-/issues/18Exploit · Issue Tracking · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2020/04/msg00011.htmlMailing List · Third Party Advisory
→
https://www.debian.org/security/2020/dsa-4660Third Party Advisory
→
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=956650Mailing List · Third Party Advisory
→
https://gitlab.com/davical-project/awl/-/issues/18Exploit · Issue Tracking · Third Party Advisory
→
https://lists.debian.org/debian-lts-announce/2020/04/msg00011.htmlMailing List · Third Party Advisory
→
https://www.debian.org/security/2020/dsa-4660Third Party Advisory

Quick Facts

CVE IDCVE-2020-11729
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-384
CISA KEVNo
Affected2 vendor(s)
PublishedApr 15, 2020

Related CVEs (CWE-384)

CVE-2021-20151
10.0
CVE-2024-11317
10.0
CVE-2018-18925
9.8
CVE-2026-24352
9.8
CVE-2025-67446
9.8
CVE-2026-25101
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2020-11729 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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