Critical severity · published Nov 3, 2021
CVE-2021-43082
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the stats-over-http plugin of Apache Traffic Server allows an attacker to overwrite memory
9.8
CVSS
2.4%
EPSS
No
On KEV
Description
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in the stats-over-http plugin of Apache Traffic Server allows an attacker to overwrite memory. This issue affects Apache Traffic Server 9.1.0.
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
TS
Traffic Server · Apache
8.0.0 through 8.1.2; 9.0.0 through 9.1.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43082
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43082
Mailing List
https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164
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