Critical severity · published Oct 11, 2019
CVE-2018-21027
Boa through 0.94.14rc21 allows remote attackers to trigger an out-of-memory (OOM) condition because malloc is mishandled
9.8
CVSS
2.4%
EPSS
No
On KEV
Description
Boa through 0.94.14rc21 allows remote attackers to trigger an out-of-memory (OOM) condition because malloc is mishandled.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.4% · higher than 84% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BO
Boa · Boa
through 0.94.14.21 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-21027
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-21027
Third Party Advisory
https://github.com/gpg/boa/pull/1
Patch
https://github.com/gpg/boa/pull/1/commits/e139b87835994d007fbd64eead6c1455d7b8cf4e
More from Boa
9.8
CVE-2022-44117
Boa 0.94.14rc21 is vulnerable to SQL Injection via username
7.5
CVE-2024-43367
Boa has an uncaught exception when transitioning the state of `AsyncGenerator` objects
7.5
CVE-2021-33558
Boa 0.94.13 allows remote attackers to obtain sensitive information via a misconfiguration involving backup.html, preview.html, js/log.js, log.html, email.html, online-users.html,…
7.5
CVE-2018-21028
Boa through 0.94.14rc21 allows remote attackers to trigger a memory leak because of missing calls to the free function
7.5
CVE-2017-9833
/cgi-bin/wapopen in Boa 0.94.14rc21 allows the injection of "../.." using the FILECAMERA variable (sent by GET) to read files with root privileges